Module:Library classification navigation/CLC/CategoryTitleTable.json

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title"Books classified by Chinese Library Classification"
A"A Marxism, Leninism, Mao Zedong Thought and Deng Xiaoping Theory"
A1"A1 The Works of Karl Marx and Friedrich Engels"
A11"A11 Selected Works, Collected Works"
A119"A119 Selected Readings"
A12"A12 Single-author Works"
A121"A121 Period of the Formation of Marxism (Before 1848)"
A122"A122 Period of the Rise and Fall of Revolutionary Storms (1848-1863)"
A123"A123 First International and Paris Commune Period (1864-1872)"
A124"A124 Period of Widespread Dissemination of Marxism and Establishment of Socialist Parties in Various Countries (1873-June 1889)"
A125"A125 Second International Period (July 1889-1895)"
A13"A13 Correspondence, Diaries, Letters, Conversations"
A14"A14 Poetry"
A15"A15 Handwriting"
A16"A16 Thematic Compilation"
A18"A18 Quotations"
A2"A2 The Works of Vladimir Lenin"
A21"A21 Selected Works, Collected Works"
A219"A219 Selected Readings"
A22"A22 Single-author Works"
A221"A221 Formation of the Russian Social Democratic Party and Emergence of the Bolshevik Faction (Before 1904)"
A222"A222 First Russian Revolution Period (1905-1907)"
A223"A223 Period of Stolypin Reaction and Formation of the Bolshevik Independent Party (1908-March 1912)"
A224"A224 Rise of the Workers' Movement Before World War I and Period of the Great War (April 1912-1916)"
A225"A225 Second Russian Revolution and Socialist Revolution Period (1917)"
A226"A226 Period of Imperialist Armed Intervention and Civil War (1918-1920)"
A227"A227 Period of National Economic Recovery (1921-1924)"
A23"A23 Correspondence, Diaries, Letters, Conversations"
A24"A24 Poetry"
A25"A25 Handwriting"
A26"A26 Thematic Compilation"
A28"A28 Quotations"
A3"A3 The Works of Joseph Stalin"
A31"A31 Selected Works, Collected Works"
A319"A319 Selected Readings"
A32"A32 Single-author Works"
A321"A321 October Socialist Revolution and Before (Before 1917)"
A322"A322 Period of Imperialist Armed Intervention and Civil War (1918-1920)"
A323"A323 Period of National Economic Recovery (1921-1925)"
A324"A324 Struggle for National Industrialization (1926-1929)"
A325"A325 Struggle for Agricultural Collectivization (1930-1934)"
A326"A326 Period of Socialist Construction (1935-1941 May)"
A327"A327 Soviet Patriotic War Period (June 1941-1945)"
A328"A328 Post-war Recovery and Development of Socialist Economy Period (1946-1953)"
A33"A33 Correspondence, Diaries, Letters, Conversations"
A34"A34 Poetry"
A35"A35 Handwriting"
A36"A36 Thematic Compilation"
A38"A38 Quotations"
A4"A4 The Works of Mao Zedong"
A41"A41 Selected Works, Collected Works"
A419"A419 Selected Readings"
A42"A42 Single-author Works"
A421"A421 Before the First Domestic Revolutionary War (Before 1924)"
A422"A422 Period of the First Domestic Revolutionary War (1924-July 1927)"
A423"A423 Period of the Second Domestic Revolutionary War (August 1927-June 1937)"
A424"A424 Anti-Japanese War Period (July 1937-August 1945)"
A425"A425 Period of the Third Domestic Revolutionary War (September 1945-September 1949)"
A426"A426 Period of Socialist Revolution and Construction (October 1949-1976)"
A43"A43 Correspondence, Diaries, Letters, Conversations"
A44"A44 Poetry"
A45"A45 Handwriting"
A46"A46 Thematic Compilation"
A48"A48 Quotations"
A49"A49 The Works of Deng Xiaoping"
A491"A491 Selected Works, Collected Works"
A492"A492 Single-author Works"
A493"A493 Correspondence, Diaries, Letters, Conversations"
A494"A494 Poetry"
A495"A495 Handwriting"
A496"A496 Thematic Compilation"
A498"A498 Quotations"
A5"A5 Collected Works of Marx, Engels, Lenin, Stalin, Mao Zedong, Deng Xiaoping"
A56"A56 Thematic Compilation"
A58"A58 Quotations"
A7"A7 Biographies of Marx, Engels, Lenin, Stalin, Mao Zedong, Deng Xiaoping"
A71"A71 Marx"
A711"A711 Biography"
A712"A712 Life Events, Memoirs"
A713"A713 Chronology, Timeline"
A714"A714 Memorial Collections"
A715"A715 Exposition, Research"
A716"A716 Portraits, Photos, Portraits, Seals"
A717"A717 Memorial Sites, Residences, Relics"
A72"A72 Engels"
A73"A73 Lenin"
A74"A74 Stalin"
A75"A75 Mao Zedong"
A76"A76 Deng Xiaoping"
A8"A8 Study and Research on Marxism, Leninism, Mao Zedong Thought, Deng Xiaoping Theory"
A81"A81 Study and Research on Marxism"
A811"A811 Study and Research on Works of Marx and Engels"
A813"A813 Bibliography, Index"
A82"A82 Study and Research on Leninism"
A821"A821 Study and Research on Works of Lenin"
A823"A823 Bibliography, Index"
A83"A83 Study and Research on Stalin's Thought"
A831"A831 Study and Research on Works of Stalin"
A833"A833 Bibliography, Index"
A84"A84 Study and Research on Mao Zedong Thought"
A841"A841 Study and Research on Works of Mao Zedong"
A843"A843 Bibliography, Index"
A849"A849 Study and Research on Deng Xiaoping Theory"
A85"A85 Study and Research on Compilation of Works"
A853"A853 Bibliography, Index"
B"B Philosophy, Religion"
B0"B0 Philosophical Theory"
B01"B01 Fundamental Philosophical Issues "
B013"B013 Class and Practical Nature of Philosophy"
B014"B014 Object, Purpose and Method of Philosophy"
B015"B015 Materialism and Idealism"
B016"B016 Ontology"
B017"B017 Epistemology "
B018"B018 Value Theory "
B02"B02 Dialectical Materialism "
B021"B021 Theory of Matter"
B022"B022 Theory of Consciousness"
B023"B023 Epistemology, Theory of Reflection"
B024"B024 Materialist Dialectics"
B025"B025 Categories of Dialectical Materialism "
B026"B026 Methodology"
B027"B027 Application of Dialectical Materialism "
B028"B028 Natural Philosophy"
B029"B029 Dialectics of Nature "
B03"B03 Historical Materialism "
B031"B031 Social Material Living Conditions"
B032"B032 Basic Social Conflicts "
B033"B033 Class Theory "
B034"B034 Revolutionary Theory"
B035"B035 State Theory"
B036"B036 Social Existence and Social Consciousness"
B037"B037 Internal Conflicts Among the People "
B038"B038 Role of People in Historical Development"
B08"B08 Research on Philosophical Schools"
B081"B081 Idealism"
B082"B082 Positivism, Empirical Criticism (Machism)"
B083"B083 Voluntarism, Philosophy of Life"
B084"B084 Neo-Kantianism, Neo-Hegelianism"
B085"B085 Neo-Realism, Logical Positivism (Neo-Positivism, Logical Empiricism)"
B086"B086 Existentialism "
B087"B087 Pragmatism"
B088"B088 Neo-Thomism (Neo-Scholasticism)"
B089"B089 Other Philosophical Schools"
B1"B1 World Philosophy"
B12"B12 Ancient Philosophy"
B13"B13 Medieval Philosophy"
B14"B14 Modern Philosophy"
B141"B141 17th Century Philosophy"
B142"B142 18th Century Philosophy"
B143"B143 19th Century Philosophy"
B15"B15 Modern Philosophy"
B151"B151 20th Century Philosophy"
B152"B152 21st Century Philosophy"
B17"B17 Dissemination and Development of Marxist Philosophy"
B2"B2 Chinese Philosophy"
B20"B20 Materialism and Idealism (General)"
B201"B201 Materialism"
B202"B202 Idealism"
B21"B21 Ancient Philosophy"
B22"B22 Pre-Qin Philosophy (Before 221 BC)"
B221"B221 Pre-Qin Philosophers"
B222"B222 Confucianism"
B223"B223 Taoism"
B224"B224 Mohism"
B225"B225 School of Names"
B226"B226 Legalism"
B227"B227 Yin-Yang School"
B228"B228 Vertical and Horizontal School"
B229"B229 Eclectic School"
B23"B23 Qin, Han, Three Kingdoms, Jin, Southern and Northern Dynasties Philosophy (221 BC-589 AD)"
B232"B232 Qin and Han Dynasty Philosophy (General) (221-220 BC)"
B233"B233 Qin Dynasty Philosophy (221-207 BC)"
B234"B234 Han Dynasty Philosophy (206 BC-220 AD)"
B235"B235 Three Kingdoms, Jin, Southern and Northern Dynasties Philosophy (220-589 AD)"
B24"B24 Sui, Tang, Song, Yuan, Ming, Qing Dynasty Philosophy (589-1840)"
B241"B241 Sui, Tang, Five Dynasties Philosophy (581-960)"
B244"B244 Song, Yuan Dynasty Philosophy (960-1368)"
B248"B248 Ming Dynasty Philosophy (1368-1644)"
B249"B249 Qing Dynasty Philosophy (1644-1840)"
B25"B25 Modern Philosophy (1840-1916)"
B251"B251 Gong Zizhen (1792-1841)"
B252"B252 Wei Yuan (1794-1857)"
B254"B254 Tan Sito (1865-1898)"
B256"B256 Yan Fu (1853-1921)"
B258"B258 Kang Youwei (1858-1927)"
B26"B26 Contemporary Philosophy (1919-)"
B261"B261 20th Century Philosophy"
B262"B262 21st Century Philosophy"
B27"B27 Dissemination and Development of Marxist Philosophy in China"
B3"B3 Asian Philosophy"
B302"B302 Ancient Philosophy"
B303"B303 Medieval Philosophy"
B304"B304 Modern Philosophy"
B305"B305 Contemporary Philosophy"
B307"B307 Dissemination and Development of Marxist Philosophy in Asia"
B312"B312 Korean Philosophy"
B313"B313 Japanese Philosophy"
B333"B333 Vietnamese Philosophy"
B351"B351 Indian Philosophy"
B371"B371 Arabian Philosophy (General)"
B373"B373 Iranian Philosophy (Persian Philosophy)"
B382"B382 Israeli Philosophy"
B4"B4 African Philosophy"
B41"B41 North African Philosophy"
B5"B5 European Philosophy"
B502"B502 Ancient Philosophy"
B503"B503 Medieval Philosophy"
B504"B504 17th to early 19th-century Philosophy"
B505"B505 Late 19th to 20th-century Philosophy"
B506"B506 21st Century Philosophy"
B507"B507 Dissemination and Development of Marxist Philosophy in Europe"
B512"B512 Russian and Soviet (1917-1991) Philosophy"
B516"B516 German Philosophy"
B517"B517 Philosophy of the German Democratic Republic (1945-1990)"
B518"B518 Philosophy of the Federal Republic of Germany (1945-1990)"
B521"B521 Austrian Philosophy"
B534"B534 Danish Philosophy"
B541"B541 Albanian Philosophy"
B546"B546 Italian Philosophy"
B551"B551 Spanish Philosophy"
B561"B561 British Philosophy"
B563"B563 Dutch Philosophy"
B565"B565 French Philosophy"
B6"B6 Oceanian Philosophy"
B7"B7 American Philosophy"
B71"B71 North American Philosophy"
B712"B712 American Philosophy"
B80"B80 Cognitive Science (General)"
B802"B802 Laws of Thought"
B804"B804 Modes of Thought"
B81"B81 Logic (Dialectics)"
B811"B811 Dialectical Logic"
B812"B812 Formal Logic (Nomology, Dialectics)"
B813"B813 Mathematical Logic (Symbolic Logic)"
B814"B814 Probability Logic"
B815"B815 Philosophical Logic (Non-classical Logic)"
B819"B819 Applied Logic"
B82"B82 Ethics"
B821"B821 Worldview, Philosophy of Life"
B822"B822 National Morality"
B823"B823 Family, Marriage Morality"
B824"B824 Social Ethics"
B825"B825 Personal Cultivation"
B829"B829 Other Ethical Norms"
B83"B83 Aesthetics"
B832"B832 Aesthetics and Social Production"
B834"B834 Aesthetics and Real Social Life"
B835"B835 Artistic Aesthetics"
B84"B84 Psychology"
B841"B841 Psychological Research Methods"
B842"B842 Psychological Processes and States"
B843"B843 Developmental Psychology (Human Psychology)"
B844"B844 Militia"
B845"B845 Physiological Psychology"
B846"B846 Abnormal, Pathological, Supraconscious Psychology"
B848"B848 Personality Psychology (Psychology of Personality)"
B849"B849 Applied Psychology"
B9"B9 Atheism, Religion"
B91"B91 Analysis and Research on Religion"
B911"B911 Religion and Social Politics"
B913"B913 Religion and Science"
B917"B917 Elimination of Superstition"
B92"B92 Religious Theory and Overview"
B920"B920 Religious Theory, Religious Thought"
B921"B921 Natural Theology, Theology"
B922"B922 Religious Organizations and Religious Education"
B925"B925 Religious Literature and Art"
B928"B928 Overview of Religions Worldwide"
B929"B929 History of Religion, Religious Geography"
B93"B93 Mythology and Primitive Religions"
B932"B932 Mythology"
B933"B933 Primitive Religion"
B94"B94 Buddhism "
B941"B941 Tripitaka"
B942"B942 Sutras and Commentaries"
B943"B943 Vinaya and Commentaries"
B944"B944 Treatises and Commentaries"
B945"B945 Propagation, Ceremonies"
B946"B946 Sects"
B947"B947 Buddhist Organizations and Temples"
B948"B948 Analysis and Study of Buddhism"
B949"B949 History of Buddhism"
B95"B95 Taoism"
B951"B951 Taoist Canon"
B952"B952 Scriptures"
B953"B953 Precepts"
B955"B955 Propagation, Ceremonies"
B956"B956 Sects"
B957"B957 Taoist Organizations and Taoist Temples"
B958"B958 Analysis and Study of Taoism"
B959"B959 History of Taoism"
B96"B96 Islam"
B961"B961 Qur'an (Koran)"
B963"B963 Doctrine, Regulations"
B964"B964 Sayings and Annotations"
B965"B965 Propagation, Ceremonies"
B966"B966 Sects"
B967"B967 Religious Organization and Mosque"
B968"B968 Analysis and Study of Islam"
B969"B969 History of Islam"
B97"B97 Christianity "
B971"B971 Bible "
B972"B972 Doctrine, Theology "
B975"B975 Evangelism, Preaching, Rituals "
B976"B976 Christian Sects "
B977"B977 Church Organization and Churches "
B978"B978 Analysis and Research on Christianity"
B979"B979 History of Christianity "
B98"B98 Other Religions"
B981"B981 Shinto"
B982"B982 Brahmanism, Hinduism, Jainism, Sikhism"
B983"B983 Zoroastrianism (Zoroastrianism), Persian Religion"
B985"B985 Judaism (Hebrew Religion)"
B986"B986 Greek Religion, Roman Religion"
B987"B987 Hutu (Futu) Religion (Africa)"
B99"B99 Divination, Superstition "
B991"B991 World"
B992"B992 China"
B993"B993 /997 Various Countries"
C"C General Social Sciences"
C0"C0 Social Science Theory and Methodology"
C01"C01 Guidelines, Policies, and Their Explanation for Scientific Research"
C02"C02 Philosophical Thoughts on Science"
C03"C03 Methodology of Science"
C04"C04 Terminology Standardization and Communication"
C05"C05 Relationship with Other Sciences"
C06"C06 Schools of Thought and Their Theories"
C08"C08 Bourgeois Theories and Their Critiques"
C09"C09 History of Social Sciences"
C1"C1 Current Status, Overview of Social Sciences"
C18"C18 Patents"
C19"C19 Creative Invention, Advanced Experience"
C2"C2 Organizations, Groups, Conferences"
C20"C20 International Organizations"
C23"C23 Social Organizations"
C24"C24 Research Institutions"
C26"C26 Academic Groups, Societies, Associations"
C27"C27 Academic Conferences, Professional Conferences"
C28"C28 Exhibitions, Exhibition Halls, Museums"
C289"C289 Libraries, Information Service Institutions, Consultancy Institutions"
C29"C29 Enterprises"
C3"C3 Social Science Research Methods"
C31"C31 Investigation Methods, Work Methods"
C32"C32 Statistical Methods, Computational Methods"
C33"C33 Experimental Methods and Experimental Equipment"
C34"C34 Analysis, Research, and Identification"
C35"C35 Technical Conditions"
C36"C36 Organizational Management"
C37"C37 Data Processing"
C39"C39 Application of New Technologies"
C4"C4 Education and Popularization of Social Sciences "
C40"C40 Educational Organizations, Schools"
C41"C41 Teaching Plans, Syllabi, Curriculum Research"
C42"C42 Teaching Methods, Teaching Reference Books"
C43"C43 Textbooks"
C44"C44 Exercises, Test Questions, and Solutions"
C45"C45 Teaching Experiments, Internships"
C49"C49 Popular Science Literature of Social Sciences"
C5"C5 Social Science Series, Anthologies, Serial Publications"
C51"C51 Series (Compilations), Collections"
C52"C52 Complete Works, Selected Works"
C53"C53 Collections, Conference Records"
C532"C532 Conference Records"
C533"C533 Theses, Dissertations"
C539"C539 Miscellaneous Works"
C54"C54 Yearbooks, Annuals"
C55"C55 Serial Publications"
C56"C56 Government Publications, Group Publications"
C6"C6 Social Science Reference Books"
C61"C61 Nomenclature, Dictionaries, Encyclopedias (leishu)"
C62"C62 Manuals, Guides, Lists, Chronologies"
C63"C63 Catalogs, Samples, Manuals"
C64"C64 Tables, Diagrams, Illustrations, Albums, Formulas, Data, Maps"
C65"C65 Regulations, Rules, Standards"
C66"C66 Statistical Data"
C67"C67 Reference Materials"
C7"C7 Reference Books for Retrieving Social Science Literature"
C8"C8 Statistics"
C81"C81 Statistical Methods"
C811"C811 Statistical Surveys"
C812"C812 Analysis and Compilation of Statistical Data"
C813"C813 Statistical Indices"
C814"C814 Statistical Averages"
C815"C815 Statistical Graphics"
C816"C816 Management of Statistical Data"
C819"C819 Statistical Technical Equipment"
C82"C82 Specialized Statistics"
C829"C829 Statistics Work in Various Countries"
C83"C83 Statistical Data"
C831"C831 World"
C832"C832 China"
C833"C833 /837 Various Countries"
C91"C91 Sociology"
C911"C911 Social Development and Change"
C912"C912 Social Structure and Social Relations"
C913"C913 Social Life and Social Issues"
C914"C914 Social Interests"
C915"C915 Social Investigation and Analysis"
C92"C92 Demography"
C921"C921 Demography Statistics"
C922"C922 Demography Geography"
C923"C923 Population and Family Planning"
C924"C924 Population Surveys and Research in Various Countries"
C93"C93 Management Science"
C931"C931 Management Techniques and Methods"
C932"C932 Consulting Science"
C933"C933 Leadership Science"
C934"C934 Decision Science"
C935"C935 Management Planning and Control"
C936"C936 Management Organizational Science"
C939"C939 Applied Management Science"
C94"C94 Systems Science"
C95"C95 Ethnology"
C951"C951 Origins, Development, and Changes of Ethnic Groups"
C952"C952 Ethnic History, Ethnic Geography"
C953"C953 Folklore"
C954"C954 Ethnic Social Form, Social Systems"
C955"C955 Ethnicity, Ethnic Psychology"
C956"C956 Ethnic Integration, Ethnic Assimilation"
C957"C957 Ethnic Work, Ethnic Issues"
C96"C96 Talent Science"
C961"C961 Talent Cultivation and Talent Selection"
C962"C962 Talent Management"
C963"C963 Intellectual Development of Talent"
C964"C964 Research and Studies on Talent in Various Countries"
C965"C965 Talent Market"
C969"C969 Specialized Talent Science"
C97"C97 Labor Science"
C970"C970 Fundamental Theories of Labor Science"
C971"C971 Labor Economics"
C972"C972 Labor Jurisprudence"
C973"C973 Labor Relations"
C974"C974 Labor Management"
C975"C975 Occupational Training"
C979"C979 Social Security Science"
D"D Politics, Law"
D0"D0 Political Theory"
D01"D01 Class, Class Struggle Theory"
D011"D011 Generation and Extinction of Classes"
D012"D012 Class Contradictions, Class Struggles, and Social Development"
D013"D013 Social Strata, Interest Group Theories"
D02"D02 Revolutionary Theory"
D021"D021 Origins and Essence of Revolution"
D022"D022 Revolution in Various Historical Periods"
D023"D023 Slave Revolution"
D024"D024 Peasant Revolution"
D025"D025 Bourgeois Revolution"
D026"D026 National Democratic Revolution"
D027"D027 Proletarian Revolution"
D028"D028 Theory of Continuous Revolution and Stages of Revolutionary Development"
D03"D03 State Theory"
D031"D031 Origins, Development, and Demise of the State"
D032"D032 State and Nation, State and People"
D033"D033 Political System of the State"
D034"D034 State System"
D035"D035 State Administrative Management"
D04"D04 Proletarian Revolution and Proletarian Dictatorship Theory"
D041"D041 Relationship between Democratic Revolution and Socialist Revolution"
D043"D043 Proletarian Leadership and Alliance of Revolutionary Forces"
D044"D044 The Path to Seize Political Power"
D045"D045 Strategies and Tactics of Revolution"
D046"D046 Proletarian Dictatorship"
D047"D047 Transition from Socialism to Communism"
D05"D05 Party Theory"
D051"D051 Origins and Essence of Parties"
D052"D052 Bourgeois Parties"
D053"D053 Proletarian Parties"
D054"D054 Leaders, Parties, Classes, Masses"
D06"D06 National, Colonial Issues Theory"
D062"D062 Theory of National Liberation Movement"
D063"D063 National Self-Determination"
D064"D064 National Equality and National Unity"
D066"D066 Colonial Issues"
D068"D068 Theory of War and Peace Issues"
D069"D069 Internationalism and Patriotism"
D07"D07 Political Factions and Trends"
D08"D08 Other Political Theory Issues"
D081"D081 Freedom, Equality, Altruism"
D082"D082 Democracy, Human Rights, Civil Rights"
D089"D089 Other"
D09"D09 History of Political Science, History of Political Thought"
D091"D091 World History of Political Thought"
D092"D092 Chinese History of Political Thought"
D093"D093 /097 History of Political Thought in Various Countries"
D1"D1 International Communist Movement"
D10"D10 Theory of the Communist Movement"
D11"D11 Early Stage of the Communist Movement (1846-1864)"
D12"D12 First International (International Workingmen's Association, 1864-1876)"
D121"D121 Struggle between Marxists and Petty Bourgeois Trends during the First International"
D122"D122 Petty Bourgeois Trends during the First International Period"
D125"D125 First International Congress"
D13"D13 Paris Commune (1871)"
D139"D139 Communist Movement after the Dissolution of the First International (1877-1889)"
D14"D14 Second International (1889-1900)"
D141"D141 Second International Led by Engels"
D142"D142 Struggle between Leninists and Revisionism of the Second International (1900-1914)"
D143"D143 Revisionist Theory during the Second International Period"
D145"D145 Second International Congress"
D15"D15 October Socialist Revolution (1917)"
D16"D16 Communist International (Third International, March 1919-June 1943)"
D161"D161 Preparation and Establishment of the Third International"
D162"D162 Struggle between Marxists, Leninists, and Opportunism, Revisionism during the Third International Period"
D163"D163 Revisionist Theory during the Third International Period"
D165"D165 Third International Congress"
D166"D166 Dissolution of the Communist International (June 1943)"
D169"D169 Trotskyism"
D17"D17 Communist Party, Workers' Party Information Bureau (September 1947-April 1956)"
D172"D172 Disputes during the Information Bureau Period"
D175"D175 Information Bureau Congress"
D176"D176 Dissolution of the Information Bureau (April 1956)"
D18"D18 Contemporary International Communist Movement (April 1956-)"
D181"D181 Disputes in the Contemporary International Communist Movement"
D185"D185 Congress of the Contemporary International Communist Movement"
D186"D186 Relations among Various Communist Parties"
D2"D2 Communist Party of China "
D20"D20 Party Building Theory"
D21"D21 Party Constitution"
D219"D219 Study Materials for Party Constitution"
D22"D22 Party Organization, Meetings, and Documents of the Central Committee"
D220"D220 Central Committee Documents"
D221"D221 /227 Local Organizations, Meetings, and Their Documents"
D229"D229 Conference Documents Study Materials"
D23"D23 Party History"
D231"D231 New Democratic Revolution Period (1919-1949)"
D232"D232 Socialist Revolution and Construction Period (1949-)"
D235"D235 Materials on the History of Party Local Organizations"
D239"D239 Party History Study Materials"
D24"D24 Party General Line and General Policy"
D25"D25 Party Leadership"
D251"D251 Leadership Principles and Methods"
D252"D252 Mass Line"
D26"D26 Party Building"
D261"D261 Ideological Construction"
D262"D262 Organizational Construction"
D263"D263 Party Members"
D264"D264 Rectification Movement"
D267"D267 Grassroots Party Work"
D27"D27 Communist Party of China and Various Communist Parties' Relations"
D29"D29 Communist Party of China Communist Youth League"
D290"D290 Youth League Building Theory"
D291"D291 Youth League Constitution"
D292"D292 Organization, Meetings, and Documents of the Youth League"
D293"D293 Youth League History"
D296"D296 Youth League Building"
D297"D297 Youth League Work"
D33"D33 Various Asian Communist Parties"
D34"D34 Various African Communist Parties"
D35"D35 Various European Communist Parties"
D36"D36 Various Oceanian Communist Parties"
D37"D37 Various American Communist Parties"
D4"D4 Workers, Peasants, Youth, Women's Movements and Organizations"
D41"D41 Worker Movement and Organization"
D410"D410 Theory of the Workers' Movement"
D411"D411 World Workers' Movement and Organization"
D412"D412 Chinese Workers' Movement and Organization"
D413"D413 /417 Workers' Movement and Organization in Various Countries"
D42"D42 Peasant Movement and Organization"
D420"D420 Theory of the Peasant Movement"
D421"D421 World Peasant Movement and Organization"
D422"D422 Chinese Peasant Movement and Organization"
D423"D423 /427 Peasant Movement and Organization in Various Countries"
D43"D43 Youth and Student Movement and Organization"
D430"D430 Theory of Youth and Student Movement"
D431"D431 World Youth and Student Movement and Organization"
D432"D432 Chinese Youth and Student Movement and Organization"
D433"D433 /437 Youth and Student Movement and Organization in Various Countries"
D44"D44 Women's Movement and Organization"
D440"D440 Theory of Women's Movement"
D441"D441 World Women's Movement and Organization"
D442"D442 Chinese Women's Movement and Organization"
D443"D443 /447 Women's Movement and Organization in Various Countries"
D5"D5 World Politics"
D50"D50 Overview of World Politics"
D501"D501 Developing Countries (General)"
D502"D502 Developed Countries (General)"
D503"D503 US-Russia Politics (General)"
D507"D507 Politics of Socialist Countries (General)"
D509"D509 Politics of Capitalist Countries (General)"
D51"D51 World People's Struggle for Revolution"
D511"D511 Struggle Against Aggression and Expansion"
D512"D512 Struggle Against Racial Discrimination"
D513"D513 Struggle Against Fascism, Resurgence of Militarism, and Revengeism"
D515"D515 Struggle Against "Peaceful Evolution""
D52"D52 World Political System and National Institutions"
D521"D521 Political System"
D523"D523 Administrative Management"
D526"D526 Intelligence Agencies and Their Activities"
D55"D55 World Political Events"
D56"D56 World Social Structure"
D562"D562 Nationality Issues"
D564"D564 Political Parties and Political Groups and Their Activities"
D569"D569 Social Investigation and Analysis"
D57"D57 Social Welfare and Relief"
D58"D58 Social Life and Social Issues"
D59"D59 History of Political Systems"
D6"D6 Chinese Politics"
D60"D60 Policies, Political Discourse"
D601"D601 Guidelines, Policies"
D602"D602 Political Discourse"
D609"D609 Editorials"
D61"D61 Issues of Chinese Revolution and Construction"
D611"D611 Proletarian Leadership"
D612"D612 Path of Seizing Political Power"
D613"D613 Revolutionary United Front"
D614"D614 General Line of Socialist Revolution and Socialist Construction"
D615"D615 Revolution and Production"
D616"D616 Issues of Building Socialism with Chinese Characteristics"
D618"D618 Special Issues of Chinese Revolution"
D619"D619 Achievements of Socialist Revolution and Socialist Construction"
D62"D62 Political System and National Institutions"
D621"D621 Political System"
D622"D622 National People's Congress"
D623"D623 State Council"
D624"D624 Local People's Congress"
D625"D625 Local People's Government"
D627"D627 Chinese People's Political Consultative Conference"
D63"D63 National Administrative Management"
D630"D630 State Institutions Work and Personnel Management"
D631"D631 Public Security Work"
D632"D632 Civil Affairs Work"
D633"D633 Nationality Work"
D634"D634 Overseas Chinese Affairs"
D635"D635 Religious Work"
D638"D638 Mass Autonomy Work"
D64"D64 Ideological and Political Education and Spiritual Civilization Construction"
D641"D641 Studying and Applying Marxism-Leninism, Mao Zedong Thought, Deng Xiaoping Theory"
D642"D642 Education in Revolutionary Tradition"
D643"D643 Education in Current Situation and National Conditions"
D647"D647 Internationalism Education, Patriotism Education"
D648"D648 Moral Education"
D649"D649 Family, Marriage, and Morality Education"
D65"D65 Political Movements, Political Events"
D651"D651 October 1949 - May 1966"
D652"D652 May 1966 - October 1976"
D653"D653 October 1976 - December 1978"
D654"D654 January 1979 - Present"
D66"D66 Class Structure and Social Structure"
D661"D661 Class and Class Struggle in the Socialist Historical Period of Our Country"
D663"D663 Class, Stratum"
D664"D664 Chinese People's Political Consultative Conference"
D665"D665 Democratic Parties and Their Activities"
D668"D668 Social Investigation and Social Analysis"
D669"D669 Social Life and Social Issues"
D67"D67 Overview of Local Politics"
D69"D69 History of Political Systems"
D691"D691 Politics before and during the Qing Dynasty"
D693"D693 Politics during the Republic of China era"
D696"D696 New Democratic Politics"
D73"D73 Politics of Various Asian Countries"
D74"D74 Politics of Various African Countries"
D75"D75 Politics of Various European Countries"
D76"D76 Politics of Various Oceanian Countries"
D77"D77 Politics of Various American Countries"
D8"D8 Diplomacy, International Relations "
D80"D80 Theory of Diplomacy, International Relations"
D801"D801 Foreign Policy"
D802"D802 Diplomatic Administration"
D803"D803 Diplomatic Privileges"
D805"D805 Extradition and Expulsion Issues"
D81"D81 International Relations"
D812"D812 Friendly Exchanges and Cooperation Among World Peoples"
D813"D813 International Organizations and Conferences"
D815"D815 International Issues"
D816"D816 Compilation of International Treaties"
D819"D819 World Diplomatic History, History of International Relations"
D82"D82 Chinese Diplomacy"
D820"D820 Guidelines, Policies, and Their Explanation"
D821"D821 Diplomatic Administration"
D822"D822 Foreign Relations"
D823"D823 Border Issues"
D824"D824 Overseas Chinese Issues"
D825"D825 Extradition and Expulsion Issues"
D826"D826 Treaties"
D827"D827 Local Foreign Relations"
D829"D829 Chinese Diplomatic History, History of Foreign Relations"
D83"D83 Asian Diplomacy"
D84"D84 African Diplomacy"
D85"D85 European Diplomacy"
D86"D86 Oceanian Diplomacy"
D87"D87 American Diplomacy"
D9"D9 Law"
D90"D90 Theories of Law (Jurisprudence)"
D901"D901 Legislative Theory"
D902"D902 Legal System and Democracy"
D903"D903 Origin and Essence of Law"
D904"D904 History of Legal Types"
D905"D905 Law in Socialist Countries"
D908"D908 Comparative Jurisprudence"
D909"D909 History of Jurisprudence, History of Legal Thought"
D91"D91 Various Branches of Jurisprudence"
D910"D910 Comprehensive Compilation of Laws in Various Countries"
D911"D911 National Law, Constitution"
D913"D913 Civil Law"
D914"D914 Criminal Law"
D915"D915 Procedural Law"
D916"D916 Judicial System"
D917"D917 Criminology"
D918"D918 Criminal Investigation (Crime Countermeasure, Criminal Investigation)"
D919"D919 Forensic Medicine"
D92"D92 Chinese Law"
D921"D921 National Law, Constitution"
D923"D923 Civil Law"
D924"D924 Criminal Law"
D925"D925 Procedural Law"
D926"D926 Judicial System"
D927"D927 Local Legal Systems"
D929"D929 History of Chinese Legal Systems"
D93"D93 Laws of Various Asian Countries"
D94"D94 Laws of Various African Countries"
D95"D95 Laws of Various European Countries"
D96"D96 Laws of Various Oceanian Countries"
D97"D97 Laws of Various American Countries"
D99"D99 International Law"
D990"D990 Theory of International Law"
D992"D992 State"
D993"D993 Territory"
D994"D994 Peacetime International Law"
D995"D995 Wartime International Law (Law of War)"
D996"D996 International Economic Law"
D997"D997 Private International Law"
D998"D998 Nationality Law"
E"E Military"
E0"E0 Military Theory"
E07"E07 Military Management"
E071"E071 Military Science"
E072"E072 Military Command"
E073"E073 Military Education"
E075"E075 Logistics"
E08"E08 Theories of Construction of Various Arms and Services"
E09"E09 Military History, History of Military Thought"
E1"E1 World Military"
E10"E10 Military Policy"
E11"E11 Military Construction and Preparedness"
E112"E112 Military Exercises"
E113"E113 Military Bases"
E115"E115 Border Defense, Sea Defense, Air Defense"
E117"E117 Input and Output of Military Equipment"
E118"E118 Preparedness"
E12"E12 Military System"
E121"E121 Military Administration"
E122"E122 Military Organization"
E123"E123 Cadre System, Personnel Management"
E125"E125 Conscription System, Conscription Law"
E126"E126 Military Law, Military Discipline"
E127"E127 Military Insignia"
E13"E13 Military Education and Training"
E139"E139 Military Scientific Research Organization and Activities"
E141"E141 Headquarters Work"
E142"E142 Political Work"
E144"E144 Rear Services"
E15"E15 Various Armed Forces (Various Services)"
E150"E150 Composite Armies"
E151"E151 Army"
E153"E153 Navy"
E154"E154 Air Force"
E155"E155 Strategic Missile Forces"
E156"E156 Special Forces"
E157"E157 Public Security Forces, Armed Police Forces"
E158"E158 Militia"
E159"E159 Others"
E16"E16 Military Organization and Activities"
E161"E161 Military Organization"
E162"E162 Military Conferences, Talks"
E163"E163 Military Treaties, Agreements"
E19"E19 Military History"
E2"E2 Chinese Military"
E20"E20 Theory of Building the Military"
E201"E201 Guidelines, Policies, and Their Explanation"
E21"E21 Headquarters Work"
E211"E211 Operational Command"
E212"E212 Staff Work"
E214"E214 Work of Various Armies and Services"
E215"E215 Military Exercises"
E216"E216 Military Intelligence Organization and Activities"
E22"E22 Political Work"
E220"E220 Regulations on Political Work"
E221"E221 Ideological Education Work"
E222"E222 Propaganda Work"
E223"E223 Cultural Work"
E224"E224 Construction Work at the Grassroots Level of the Troops"
E225"E225 Mass Work"
E227"E227 Safeguard Work"
E229"E229 Political Work Against Enemy Forces"
E23"E23 Military Logistics"
E231"E231 Logistical Training"
E232"E232 Military Finance"
E233"E233 Military Supply and National Defense Material Reserve"
E234"E234 Military Transportation Service"
E235"E235 Base Service"
E236"E236 Military Horse Service"
E237"E237 Military Equipment Service"
E238"E238 Medical Service"
E239"E239 Rear Services of Various Armed Forces"
E24"E24 Production and Construction Work"
E25"E25 National Defense Construction and Preparedness"
E251"E251 Military Education, Military Training"
E252"E252 Military Scientific Research Organization and Activities"
E253"E253 Military Bases"
E254"E254 Border Defense"
E255"E255 Sea Defense"
E256"E256 Air Defense"
E257"E257 Input and Output of Military Equipment"
E258"E258 Preparedness"
E26"E26 Military System"
E261"E261 Military Administration"
E262"E262 Military Organization"
E263"E263 Cadre System, Personnel Management"
E265"E265 Conscription System, Conscription Law"
E266"E266 Military Law, Military Discipline"
E267"E267 Military Insignia"
E27"E27 Various Armed Forces (Various Services)"
E270"E270 Composite Armies"
E271"E271 Army"
E273"E273 Navy"
E274"E274 Air Force"
E275"E275 Strategic Missile Forces"
E276"E276 Special Forces"
E277"E277 Public Security Forces, Armed Police Forces"
E279"E279 Reserve Forces"
E28"E28 System"
E280"E280 All-Round Movement"
E282"E282 Organizational Management"
E283"E283 Political Work"
E284"E284 Military Education, Training"
E285"E285 Tactics"
E286"E286 Civil-Military Defense"
E287"E287 Organization and Training of Local Militia and Their Training"
E289"E289 Local Military"
E29"E29 Military History (War History, Military History)"
E291"E291 Ancient Military History"
E292"E292 /294.9 Military History of Various Periods (Before 1840)"
E295"E295 Modern Military History (1840-1949)"
E296"E296 Military History of the Republic of China (1911-1949)"
E297"E297 Military History of the Chinese People's Liberation Army"
E3"E3 Asian Military"
E4"E4 African Military"
E5"E5 European Military"
E6"E6 Oceanian Military"
E7"E7 American Military"
E8"E8 Strategy, Campaign, Tactics"
E81"E81 Strategic Studies"
E811"E811 Early War Issues"
E812"E812 Swift Victory and Protracted Warfare"
E813"E813 Strategic Offense and Defense"
E814"E814 Land Forces Strategy"
E815"E815 Sea Power and Naval Strategy"
E816"E816 Air Superiority and Air Force Strategy"
E817"E817 Nuclear Deterrence Strategy"
E818"E818 Global Strategy"
E82"E82 Operational Studies"
E821"E821 Group Army Operations, Theater Operations"
E822"E822 Amphibious and Anti-Amphibious Operations"
E823"E823 Naval Operations"
E824"E824 Air Force Operations"
E827"E827 Joint Operations"
E828"E828 Nuclear Counterattack Operations"
E83"E83 Tactical Studies"
E831"E831 Guerrilla Warfare"
E832"E832 Mobile Warfare"
E833"E833 Defensive Warfare"
E834"E834 Offensive Warfare"
E835"E835 Operations in Various Conditions"
E836"E836 Operations in Various Terrains"
E837"E837 Joint Tactics, Coordinated Tactics"
E838"E838 Blitzkrieg, Rapid Reaction Operations"
E841"E841 Land Forces Tactics"
E843"E843 Naval Tactics"
E844"E844 Air Force Tactics"
E845"E845 Strategic Missile Forces Tactics"
E846"E846 Special Forces Tactics"
E86"E86 Unconventional Warfare"
E861"E861 Nuclear Warfare and Anti-Nuclear Warfare"
E862"E862 Chemical Warfare and Anti-Chemical Warfare"
E863"E863 Biological Warfare and Anti-Biological Warfare"
E864"E864 Star Wars"
E869"E869 Others"
E87"E87 Military Intelligence and Military Reconnaissance"
E89"E89 Ancient Military Strategies and Tactics"
E892"E892 China"
E893"E893 /897 Various Countries"
E9"E9 Military Technology"
E91"E91 Fundamental Military Science"
E911"E911 Military Mathematics"
E912"E912 Military Physics"
E913"E913 Military Chemistry"
E914"E914 Military Astronomy"
E915"E915 Military Meteorology"
E916"E916 Military Biology"
E917"E917 Military Systems Engineering"
E919"E919 Applications of Other Disciplines in the Military"
E92"E92 Weapons and Military Equipment"
E922"E922 Infantry Weapons, Firearms, and Other Close Combat Weapons"
E923"E923 Armored Forces Weapons, Various Tanks"
E924"E924 Artillery Weapons"
E925"E925 Naval Weapons"
E926"E926 Air Force Weapons"
E927"E927 Rockets, Missiles"
E928"E928 Atomic Weapons and their Defense"
E929"E929 Chemical Weapons and Anti-Chemical Warfare"
E931"E931 Biological Weapons, Bacteriological Weapons, and their Defense"
E932"E932 Ammunition"
E933"E933 Military Reconnaissance Equipment, Command Instruments, and Devices"
E939"E939 Other Military Equipment"
E95"E95 Military Engineering"
E951"E951 General Engineering Operations"
E952"E952 Army Engineering"
E953"E953 Naval Engineering"
E954"E954 Air Force Engineering"
E955"E955 Air Defense Engineering"
E956"E956 Strategic Missile Military Engineering"
E96"E96 Military Communication"
E961"E961 Military Wired Communication"
E962"E962 Military Radio Communication"
E963"E963 Optical Communication, Laser Communication"
E964"E964 Mobile Communication (Transmission Communication)"
E965"E965 Simple Communication"
E966"E966 Military Postal Service"
E967"E967 Communications of Various Services and Arms"
E968"E968 Communication Power Supply"
E99"E99 Military Terrain and Military Geography"
E991"E991 Military Terrain"
E992"E992 Military Surveying"
E993"E993 Military Geography"
E994"E994 Military Maps"
F"F Economics "
F0"F0 Economics "
F01"F01 Basic Economic Issues"
F011"F011 Object and Method of Economics"
F012"F012 Economic Laws"
F014"F014 Economic Categories"
F015"F015 Macroeconomics"
F016"F016 Microeconomics"
F019"F019 Other Economic Theories"
F02"F02 Pre-Capitalist Modes of Production"
F021"F021 Primitive Society"
F022"F022 Slave Society"
F023"F023 Feudal Society"
F03"F03 Capitalist Mode of Production"
F030"F030 Relations of Production, Ownership"
F031"F031 Commodity Production and Exchange"
F032"F032 Capital and Surplus Value"
F033"F033 Wage Labor and Wages"
F034"F034 Capital Accumulation and Proletarianization"
F035"F035 Social Capital Reproduction"
F036"F036 National Income and Distribution"
F037"F037 Economic Cycle"
F038"F038 Monopoly Capitalism-Imperialism"
F039"F039 Capitalist Economic Crisis"
F04"F04 Socialist Mode of Production"
F041"F041 Transition from Capitalism to Socialism"
F042"F042 Socialist Productive Forces and Relations of Production"
F043"F043 Socialist Economic Laws"
F044"F044 Socialist Labor"
F045"F045 Commodity Production and Exchange"
F046"F046 Socialist Distribution System"
F047"F047 National Income and Distribution"
F048"F048 Socialist Reproduction"
F049"F049 Economic Cycle"
F05"F05 Communist Mode of Production"
F06"F06 Branches of Economic Science"
F08"F08 Various Branches of Economics"
F09"F09 History of Economic Thought"
F091"F091 World"
F092"F092 Chinese Economic Thought"
F093"F093 /097 Economic Thought of Various Countries"
F1"F1 Economic Overview, Economic History, Economic Geography of Various Countries "
F11"F11 World Economy, International Economic Relations"
F110"F110 Policies, Planning"
F112"F112 World Economic Overview"
F113"F113 Global Economic Issues"
F114"F114 International Economic Relations"
F115"F115 International Economic Contradictions and Struggles"
F116"F116 International Economic Organizations and Conferences"
F117"F117 International Economic Treaties, Agreements"
F119"F119 World Economic History"
F12"F12 Chinese Economy"
F120"F120 Guidelines and Policies and their Exposition"
F121"F121 Socio-Economic Structure and System"
F123"F123 National Economic Planning and Management"
F124"F124 Economic Construction and Development"
F125"F125 Foreign Economic Relations"
F126"F126 People's Living Conditions"
F127"F127 Regional Economy"
F129"F129 Chinese Economic History"
F13"F13 Asian Economy"
F14"F14 African Economy"
F15"F15 European Economy"
F16"F16 Oceanian Economy"
F17"F17 American Economy"
F171"F171 North American Economy"
F2"F2 Economic Planning and Management "
F20"F20 National Economic Management"
F201"F201 Economic Forecasting"
F202"F202 Economic Decision-Making"
F203"F203 Industrial Management"
F204"F204 Science and Technology Management"
F205"F205 Resource, Environment, and Ecology Management"
F206"F206 Energy Management"
F207"F207 Production Layout and Regional Economic Management"
F208"F208 Economic Information Management"
F21"F21 Economic Planning"
F210"F210 Principles of National Economic Planning"
F211"F211 National Economic Planning System"
F213"F213 Various Special Plans"
F22"F22 Economic Calculation, Economic Mathematical Methods"
F221"F221 Economic Accounting"
F222"F222 Economic Statistics"
F223"F223 Input-Output Analysis"
F224"F224 Economic Mathematical Methods"
F23"F23 Accounting"
F230"F230 Accounting"
F231"F231 Accounting and Bookkeeping Methods"
F232"F232 Accounting Equipment"
F233"F233 Organization and System of Accounting Work"
F234"F234 Various Accounting and Bookkeeping"
F235"F235 Departmental Accounting and Bookkeeping"
F239"F239 Audit"
F24"F24 Labor Economics"
F240"F240 Labor Economic Theory"
F241"F241 Labor Force"
F242"F242 Labor Productivity"
F243"F243 Labor Organization and Management"
F244"F244 Labor Wages, Labor Remuneration"
F245"F245 Labor Hours"
F246"F246 Labor Relations"
F247"F247 Labor Protection"
F249"F249 Labor Economics Overview of Various Countries"
F25"F25 Material Economics"
F250"F250 Material Economic Theory"
F251"F251 Material Management"
F252"F252 Material Circulation"
F253"F253 Management and Operation of Material Enterprises"
F259"F259 Material Economics Overview of Various Countries"
F27"F27 Enterprise Economics"
F270"F270 Enterprise Economic Theory and Methods"
F271"F271 Enterprise System"
F272"F272 Enterprise Planning and Management Decision-Making"
F273"F273 Enterprise Production Management"
F274"F274 Enterprise Supply and Marketing Management"
F275"F275 Enterprise Financial Management"
F276"F276 Various Enterprise Economics"
F279"F279 Enterprise Economics Overview of Various Countries"
F28"F28 Basic Construction Economics"
F280"F280 Basic Construction Theory and Methods"
F281"F281 Basic Construction Planning and Management"
F282"F282 Basic Construction Research and Decision-Making"
F283"F283 Basic Construction Investment and Economic Benefits"
F284"F284 Basic Construction Organization and Management"
F285"F285 Basic Construction Finance (Construction Unit Finance)"
F287"F287 Basic Construction Economy of Various Departments"
F29"F29 Urban and Municipal Economic"
F290"F290 Urban Economic Theory"
F291"F291 Formation and Development of Cities and Towns"
F292"F292 Urban Planning and Construction"
F293"F293 Urban Economic Management"
F294"F294 Infrastructure, Public Utilities Construction and Management"
F299"F299 Overview of Urban and Municipal Economic Conditions in Various Countries Worldwide"
F3"F3 Agricultural Economics "
F30"F30 Agricultural Economic Theory"
F301"F301 Land Economics"
F302"F302 Agricultural Planning and Management"
F303"F303 Agricultural Construction and Development"
F304"F304 Agricultural Production"
F306"F306 Agricultural Enterprise Operation and Management"
F307"F307 Agricultural Sector Economy"
F31"F31 World Agricultural Economy"
F310"F310 Agricultural Economic Policy"
F311"F311 Land Issues"
F312"F312 Overview of Agricultural Economy"
F313"F313 Agricultural Construction and Development"
F316"F316 Agricultural Sector Economy"
F318"F318 Farmers' Living Conditions"
F319"F319 Agricultural Economic History"
F32"F32 Chinese Agricultural Economy"
F320"F320 Guidelines, Policies, and Expositions"
F321"F321 Rural Economic Structure and System"
F322"F322 Agricultural Planning and Management"
F323"F323 Agricultural Economic Construction and Development"
F324"F324 Agricultural Enterprise Organization and Management"
F325"F325 Rural Production Organization and Business Management"
F326"F326 Agricultural Sector Economy"
F327"F327 Regional Agricultural Economy"
F328"F328 Farmers' Living Conditions"
F329"F329 Chinese Agricultural Economic History"
F33"F33 /37 Agricultural Economies of Various Countries"
F4"F4 Industrial Economy"
F40"F40 Industrial Economic Theory"
F401"F401 Industrial Economic Structure and System"
F402"F402 Industrial Planning and Management System"
F403"F403 Industrial Construction and Development"
F404"F404 Industrial Labor, Wages, and Labor Productivity"
F405"F405 Industrial Product Supply and Marketing"
F406"F406 Industrial Enterprise Organization and Management"
F407"F407 Industrial Sector Economy"
F41"F41 World Industrial Economy"
F410"F410 Industrial Policy"
F414"F414 Industrial Construction and Development"
F415"F415 International Industrial Economic Relations"
F416"F416 Industrial Sector Economy"
F418"F418 Workers' Living Conditions"
F419"F419 Industrial Economic History"
F42"F42 Chinese Industrial Economy"
F420"F420 Guidelines, Policies, and Expositions"
F421"F421 Industrial Economic Structure and System"
F423"F423 Industrial Planning and Management"
F424"F424 Industrial Construction and Development"
F425"F425 Industrial Enterprise Organization and Management"
F426"F426 Industrial Sector Economy"
F427"F427 Regional Industrial Economy"
F428"F428 Workers' Living Conditions"
F429"F429 Chinese Industrial Economic History"
F43"F43 /47 Industrial Economies of Various Countries"
F49"F49 Information Industry Economy (General)"
F5"F5 Transportation Economics "
F50"F50 Transportation and Transit Economic Theory"
F502"F502 Transportation Planning and Management System"
F503"F503 Transportation Construction and Development"
F505"F505 Transportation Prices, Costs, and Profits"
F506"F506 Transportation Enterprise Organization and Management"
F51"F51 Overview of Various Countries Worldwide"
F511"F511 World"
F512"F512 China"
F513"F513 /517 Various Countries"
F53"F53 Rail Transportation Economy"
F530"F530 Rail Transportation Economic Theory"
F531"F531 World Rail Transportation Economy"
F532"F532 Chinese Rail Transportation Economy"
F533"F533 /537 Various Countries' Rail Transportation Economy"
F54"F54 Road Transportation Economy"
F540"F540 Road Transportation Economic Theory"
F541"F541 World Road Transportation Economy"
F542"F542 Chinese Road Transportation Economy"
F543"F543 /547 Various Countries' Road Transportation Economy"
F55"F55 Water Transportation Economy"
F550"F550 Water Transportation Economic Theory"
F551"F551 World Water Transportation Economy"
F552"F552 Chinese Water Transportation Economy"
F553"F553 /557 Various Countries' Water Transportation Economy"
F56"F56 Aviation Transportation Economy"
F560"F560 Aviation Transportation Economic Theory"
F561"F561 World Aviation Transportation"
F562"F562 Chinese Aviation Transportation"
F563"F563 /567 Various Countries' Aviation Transportation and Civil Aviation Industry"
F57"F57 Urban Transportation Economy"
F570"F570 Urban Transportation Economic Theory"
F571"F571 World Urban Transportation Economy"
F572"F572 Chinese Urban Transportation Economy"
F573"F573 /577 Various Countries' Urban Transportation Economy"
F59"F59 Tourism Economy"
F590"F590 Tourism Economic Theory and Methods"
F591"F591 World Tourism Industry"
F592"F592 Chinese Tourism Industry"
F593"F593 /597 Various Countries' Tourism Industry"
F6"F6 Postal and Telecommunications Economics "
F60"F60 Postal and Telecommunication Economic Theory"
F601"F601 Postal and Telecommunication Planning and Management System"
F603"F603 Postal and Telecommunication Construction and Development"
F606"F606 Postal and Telecommunication Enterprise Organization and Management"
F61"F61 Postal Service"
F611"F611 Postal Service Planning and Management"
F614"F614 Postal Construction and Development"
F615"F615 Postal Business Revenue, Costs, and Profits"
F616"F616 Postal Enterprise Organization and Management"
F618"F618 Postal Business"
F619"F619 Postmen, Sorters"
F62"F62 Telecommunications"
F621"F621 Telecommunication Planning and Management System"
F623"F623 Telecommunication Construction and Development"
F626"F626 Telecommunication Enterprise Organization and Management"
F627"F627 International Telecommunication"
F63"F63 World Postal and Telecommunication Industry"
F631"F631 World"
F632"F632 China"
F633"F633 /637 Various Countries"
F7"F7 Trade Economics "
F71"F71 Domestic Trade Economy"
F710"F710 Trade Economic Theory and Methods"
F711"F711 Trade Economic Structure and System"
F712"F712 Trade Planning and Management System"
F713"F713 Commodity Circulation and Market"
F714"F714 Commodity Prices"
F715"F715 Commercial Enterprise Organization and Management"
F716"F716 Commercial Technology and Equipment"
F717"F717 Various Commercial Enterprises"
F718"F718 Business Workers"
F719"F719 Service Industry"
F72"F72 China's Domestic Trade Economy"
F720"F720 Guidelines, Policies, and Expositions"
F721"F721 Commercial Economic System and Organization"
F722"F722 Commercial Planning and Management"
F723"F723 Market"
F724"F724 Commodity Circulation"
F726"F726 Prices"
F727"F727 Regional Trade Economy"
F729"F729 Trade History"
F73"F73 World Various Countries' Domestic Trade Economy"
F731"F731 World"
F732"F732 China"
F733"F733 /737 Various Countries"
F74"F74 International Trade"
F740"F740 International Trade Theory and Methods"
F741"F741 Policies"
F742"F742 International Trade Relations"
F743"F743 International Trade Organizations and Conferences"
F744"F744 International Trade Treaties and Agreements"
F745"F745 Customs and Tariffs"
F746"F746 Overview of World Import and Export Trade"
F749"F749 International Trade History"
F75"F75 Various Countries' Foreign Trade"
F752"F752 China's Foreign Trade"
F753"F753 Asia's Foreign Trade"
F754"F754 Africa's Foreign Trade"
F755"F755 Europe's Foreign Trade"
F756"F756 Oceania's Foreign Trade"
F757"F757 America's Foreign Trade"
F76"F76 Commodity Science"
F762"F762 Agricultural Products"
F763"F763 Medical Supplies, Pharmaceuticals"
F764"F764 Industrial Products"
F765"F765 Construction Equipment"
F766"F766 Transportation Equipment"
F767"F767 Chemical Industry Products"
F768"F768 Light Industry Products"
F769"F769 Other Products"
F8"F8 Finance and Banking "
F81"F81 Finance, National Finance"
F810"F810 Financial Theory"
F811"F811 World Finance"
F812"F812 China's Finance"
F813"F813 /817 Various Countries' Finance"
F82"F82 Currency"
F820"F820 Currency Theory"
F821"F821 World Currency"
F822"F822 China's Currency"
F823"F823 /827 Various Countries' Currency"
F83"F83 Finance, Banking"
F830"F830 Finance, Banking Theory"
F831"F831 World Finance, Banking"
F832"F832 China's Finance, Banking"
F833"F833 /837 Various Countries' Finance, Banking"
F84"F84 Insurance"
F840"F840 Insurance Theory"
F841"F841 World Insurance Industry"
F842"F842 China's Insurance Industry"
F843"F843 /847 Various Countries' Insurance Industry"
G"G Culture, Science, Education, Sports "
G0"G0 Cultural Theory"
G02"G02 Cultural Philosophy"
G03"G03 Nationality of Culture"
G04"G04 Comparative Cultural Studies"
G05"G05 Relationship between Culture and Other Disciplines"
G07"G07 Cultural Geography"
G09"G09 Cultural History"
G1"G1 Culture and Cultural Affairs of Various Countries "
G11"G11 World"
G112"G112 Special Cultural Studies"
G113"G113 International Cultural Organizations and Activities"
G114"G114 Cultural Industry, Cultural Market"
G115"G115 Mutual Cooperation and Cultural Exchange"
G116"G116 Conferences"
G117"G117 Agreements"
G119"G119 Cultural History"
G12"G12 China"
G120"G120 Guidelines, Policies, and Expositions"
G122"G122 Special Cultural Studies"
G123"G123 Cultural Organizations and Activities"
G124"G124 Cultural Industry, Cultural Market"
G125"G125 Foreign Cultural Exchange"
G127"G127 Local Culture and Cultural Affairs"
G129"G129 Cultural History"
G13"G13 /17 Various Countries"
G2"G2 Information and Knowledge Communication"
G20"G20 Information and Communication Theory"
G201"G201 Information Theory"
G202"G202 Information Processing Technology"
G203"G203 Information Resources and Management"
G206"G206 Communication Theory"
G21"G21 Journalism, News Industry"
G210"G210 Journalism"
G211"G211 Organization and Management"
G212"G212 News Gathering and Reporting"
G213"G213 Editing Work"
G214"G214 Journalists"
G215"G215 Newspaper Publishing and Distribution"
G216"G216 Various Types of Newspapers"
G218"G218 Photojournalism"
G219"G219 World Various Countries' News Industry"
G22"G22 Broadcasting, Television Industry"
G220"G220 Broadcasting, Television Work Theory"
G221"G221 Organization and Management"
G222"G222 Editing, Writing, and Broadcasting Business"
G223"G223 Broadcasting, Television Propaganda and Mass Work"
G224"G224 Broadcasting, Television Workers"
G229"G229 World Various Countries' Broadcasting, Television Industry"
G23"G23 Publishing Industry"
G230"G230 Publishing Work Theory"
G231"G231 Organization and Management"
G232"G232 Editing Work"
G234"G234 Printing Work"
G235"G235 Distribution Work"
G236"G236 Book and Periodical Promotion, Review"
G237"G237 Various Types of Publications Editing and Publishing"
G238"G238 Publishing Workers"
G239"G239 World Various Countries' Publishing Industry"
G24"G24 Mass Culture Industry"
G240"G240 Mass Culture Work Theory"
G241"G241 Work Methods"
G242"G242 Cultural Centers (Stations), Cultural Palaces"
G243"G243 Clubs"
G244"G244 Youth Palaces, Youth Homes"
G245"G245 Exhibition Halls, Expositions"
G246"G246 Parks"
G247"G247 Mass Cultural Activities"
G248"G248 Amusement Parks, Dance Halls"
G249"G249 World Various Countries' Mass Culture Industry"
G25"G25 Library Science, Library Affairs"
G250"G250 Library Science"
G251"G251 Library Management"
G252"G252 Reader Work"
G253"G253 Library Construction and Organization"
G254"G254 Document Indexing and Cataloging"
G255"G255 Various Types of Document Work"
G256"G256 Document Science"
G257"G257 Cataloging Science"
G258"G258 Various Types of Libraries"
G259"G259 World Various Countries' Library Affairs"
G26"G26 Museum Science, Museum Affairs"
G260"G260 Museum Science"
G261"G261 Organization and Management"
G262"G262 Collection Acquisition, Collection Identification"
G263"G263 Cultural Relics Replication"
G264"G264 Collection Organization and Preservation"
G265"G265 Exhibition, Display Work"
G266"G266 Mass Propaganda Work"
G267"G267 Building and Equipment"
G268"G268 Various Types of Exhibition Halls and Museums"
G269"G269 World Museums"
G27"G27 Archives, Archival Affairs"
G270"G270 Archival Science"
G271"G271 Archival Management"
G272"G272 Collection and Arrangement"
G273"G273 Preservation and Utilization"
G274"G274 Publication"
G275"G275 Various Types of Archival Work"
G276"G276 Specialized Archival Work"
G277"G277 Documentary Work"
G278"G278 Construction and Equipment"
G279"G279 World Archives Affairs"
G3"G3 Science, Scientific Research"
G301"G301 Science Studies"
G302"G302 Epistemology"
G303"G303 Futurology"
G304"G304 Methodology of Scientific Research"
G305"G305 Inventions and Discoveries Research (Creatology)"
G306"G306 Patent Research"
G307"G307 Technical Standards Research"
G31"G31 Scientific Research Work"
G311"G311 Organization and Management"
G312"G312 Work Methods"
G315"G315 Mass Scientific Research Work"
G316"G316 Scientists"
G32"G32 World Scientific Research Affairs"
G321"G321 World"
G322"G322 China"
G323"G323 /327 Various Countries"
G35"G35 Information Science, Information Work"
G350"G350 Information Science"
G351"G351 Information Work System, Organization"
G352"G352 Collection and Preservation of Information"
G353"G353 Processing of Information"
G354"G354 Information Retrieval"
G355"G355 Machine Translation"
G356"G356 Methods and Equipment for Automation of Information Processes"
G357"G357 Methods and Equipment for Document Duplication"
G358"G358 Utilization of Information"
G359"G359 World Information Affairs"
G4"G4 Education "
G40"G40 Educational Studies"
G41"G41 Ideological and Political Education, Moral Education"
G410"G410 Theory of Moral Education"
G411"G411 Marxism-Leninism and Mao Zedong Thought Education"
G412"G412 Outlook on Life, Worldview, and Ideal Education"
G413"G413 Class Education, Revolutionary Tradition Education"
G414"G414 Internationalism, Patriotism Education"
G415"G415 Discipline, Democracy, and Legal Education"
G416"G416 Ethical and Moral Education"
G417"G417 Social Ethics Education"
G418"G418 Military Training Education"
G42"G42 Teaching Theory"
G420"G420 Teaching Research and Reform"
G421"G421 Teaching Process"
G422"G422 Teaching Principles"
G423"G423 Curriculum Theory, Curriculum Design, Curriculum Standards, etc."
G424"G424 Teaching Methods and Teaching Organization"
G426"G426 Various Teaching Methods"
G427"G427 Subject-specific Teaching Methods"
G428"G428 Teaching Office (Group) Work"
G43"G43 Distance Education"
G431"G431 Audiovisual Teaching (Distance Education)"
G432"G432 Radio, Television Teaching"
G433"G433 Program Teaching"
G434"G434 Computerized Teaching"
G436"G436 Digital Teaching Materials"
G44"G44 Educational Psychology"
G441"G441 Teaching Psychology (Classroom Educational Psychology)"
G442"G442 Learning Psychology"
G443"G443 Teacher Psychology"
G444"G444 Student Psychology"
G446"G446 Social Psychology of Education"
G447"G447 Subject Psychology"
G448"G448 Educational Psychological Diagnosis and Counseling"
G449"G449 Educational Psychological Testing and Assessment"
G45"G45 Teachers and Students"
G451"G451 Teachers"
G455"G455 Students"
G456"G456 Teacher-Student Relationships"
G459"G459 Schools and Families"
G46"G46 Educational Administration"
G462"G462 Educational Administrative Organizations"
G463"G463 Management of Educational Research"
G464"G464 Educational Supervision"
G465"G465 Educational Investigation"
G467"G467 Educational Finance"
G47"G47 School Management"
G471"G471 School Management System"
G472"G472 Administrative Work"
G473"G473 Academic Affairs Work"
G474"G474 General Affairs Work"
G475"G475 Financial Management"
G478"G478 School Health Work"
G479"G479 Health Education"
G48"G48 Management of School Buildings and Equipment"
G481"G481 Classrooms"
G482"G482 Laboratories and Equipment"
G483"G483 Ancillary Buildings and Equipment"
G484"G484 Teaching Equipment"
G51"G51 World Education Affairs"
G510"G510 Education Policies"
G511"G511 Education Reform and Development"
G512"G512 Education System"
G513"G513 International Educational Organizations and Activities"
G515"G515 Status of Teachers and Students"
G516"G516 Educational Statistics"
G519"G519 Educational History"
G52"G52 China's Education Affairs"
G520"G520 Guidelines, Policies, and Their Explanations"
G521"G521 Education Reform and Development"
G522"G522 Education System"
G523"G523 Educational Organizations and Activities"
G525"G525 Status of Teachers and Students"
G526"G526 Educational Administration"
G527"G527 Local Education"
G528"G528 School Profiles"
G529"G529 Educational History"
G53"G53 /57 Education Affairs of Various Countries"
G61"G61 Preschool Education, Early Childhood Education"
G610"G610 Preschool Education, Early Childhood Education Theory"
G611"G611 Ethical and Moral Education"
G612"G612 Teaching Theory, Teaching Methods"
G613"G613 Subject-specific Teaching Methods, Teaching Materials"
G614"G614 Toys, Teaching Aids"
G615"G615 Early Childhood Education Personnel"
G616"G616 Kindergartens and Families"
G617"G617 Kindergarten Management"
G618"G618 Various Types of Kindergartens (Nurseries)"
G619"G619 World Preschool Education, Early Childhood Education Overview"
G62"G62 Primary Education"
G620"G620 Primary Education Theory"
G621"G621 Ideological and Political Education"
G622"G622 Teaching Theory, Teaching Methods"
G623"G623 Subject-specific Teaching Methods, Teaching Reference Books"
G624"G624 Textbooks, Coursebooks, Student Reference Books"
G625"G625 Teachers and Students"
G626"G626 Schools and Families, Schools and Society"
G627"G627 School Management"
G628"G628 Various Types of Primary Schools Overview"
G629"G629 World Primary Education Overview"
G63"G63 Secondary Education"
G630"G630 Secondary Education Theory"
G631"G631 Ideological and Political Education, Moral Education"
G632"G632 Teaching Theory, Teaching Methods"
G633"G633 Subject-specific Teaching Methods, Teaching Reference Books"
G634"G634 Textbooks, Coursebooks, Supplementary Materials"
G635"G635 Teachers and Students"
G636"G636 Schools and Families, Schools and Society"
G637"G637 School Management"
G638"G638 Various Types of Secondary Schools"
G639"G639 World Secondary Education Overview"
G64"G64 Higher Education"
G640"G640 Higher Education Theory"
G641"G641 Ideological and Political Education, Moral Education"
G642"G642 Teaching Theory, Teaching Methods"
G643"G643 Graduate Education"
G644"G644 Scientific Research Work"
G645"G645 Teachers and Students"
G646"G646 Schools and Society"
G647"G647 School Management"
G648"G648 Various Types of Higher Education Institutions"
G649"G649 World Higher Education Overview"
G65"G65 Normal Education"
G650"G650 Normal Education Theory"
G651"G651 Ideological and Political Education, Moral Education"
G652"G652 Teaching Theory, Teaching Methods"
G655"G655 Teachers and Students"
G656"G656 Schools and Families, Schools and Society"
G657"G657 School Management"
G658"G658 Various Levels of Normal Schools"
G659"G659 World Normal Education Overview"
G7"G7 Vocational Education, Adult Education and Other Education "
G71"G71 Vocational and Technical Education"
G710"G710 Vocational and Technical Education Theory"
G711"G711 Ideological and Political Education, Moral Education"
G712"G712 Teaching Theory, Teaching Methods"
G714"G714 Textbooks, Coursebooks, Supplementary Materials"
G715"G715 Teachers and Students"
G717"G717 School Management"
G718"G718 Various Types of Vocational and Technical Schools"
G719"G719 World Vocational and Technical Education Overview"
G72"G72 Adult Education, Amateur Education"
G720"G720 Adult Education, Amateur Education Theory"
G722"G722 Elementary Adult Amateur Education"
G723"G723 Secondary Adult Amateur Education"
G724"G724 Higher Adult Amateur Education"
G725"G725 Farmers' Amateur Education"
G726"G726 Worker Education"
G727"G727 Correspondence, Correspondence Education"
G728"G728 Radio and Television Education"
G729"G729 World Adult Education and Amateur Education Overview"
G74"G74 Overseas Chinese Education, Overseas Chinese Education"
G740"G740 Overseas Chinese Education Theory"
G741"G741 Ideological and Political Education, Moral Education"
G742"G742 Teaching Theory, Teaching Methods"
G745"G745 Teachers and Students"
G747"G747 School Management"
G749"G749 Foreign Overseas Chinese Education"
G75"G75 Minority Education"
G750"G750 Minority Education Theory"
G751"G751 Ideological and Political Education, Moral Education"
G752"G752 Teaching Theory, Teaching Methods"
G755"G755 Teachers and Students"
G757"G757 School Management"
G758"G758 Various Types of Ethnic Schools"
G759"G759 World Minority Education Overview"
G76"G76 Special Education"
G760"G760 Special Education Theory"
G761"G761 Blind Education"
G762"G762 Deaf Education"
G763"G763 Education of Intellectually Gifted Children"
G764"G764 Education of Mentally Challenged Children"
G765"G765 Education of Juvenile Offenders"
G769"G769 World Special Education Overview"
G77"G77 Social Education"
G773"G773 Local Education"
G775"G775 Youth Education"
G776"G776 Women's Education"
G777"G777 Elderly Education"
G779"G779 World Social Education Overview"
G78"G78 Family Education"
G785"G785 Private Tutors"
G79"G79 Self-study"
G791"G791 Study Methods"
G792"G792 Reading Methods"
G795"G795 Research Methods"
G797"G797 Self-study Examinations"
G8"G8 Sports"
G80"G80 Sports Theory"
G802"G802 Aesthetics of Sports"
G803"G803 Sports Ethics"
G804"G804 Basic Sports Science"
G806"G806 Physical Exercise"
G807"G807 Physical Education"
G808"G808 Sports Training, Sports Competitions"
G81"G81 World Sports Affairs"
G811"G811 World Sports"
G812"G812 Chinese Sports"
G813"G813 /817 Various Countries"
G818"G818 Sports Facilities and Equipment"
G819"G819 Sports Techniques (General)"
G82"G82 Athletics"
G821"G821 Race Walking"
G822"G822 Running"
G823"G823 Jumping"
G824"G824 Throwing"
G825"G825 Orientation Movement"
G826"G826 Gymnastics"
G83"G83 Basic Gymnastics"
G831"G831 Artistic Gymnastics"
G832"G832 Competitive Gymnastics"
G833"G833 Skillful Movement"
G834"G834 Artistic Gymnastics"
G835"G835 Sports Auxiliary Gymnastics"
G837"G837 Group Gymnastics"
G838"G838 Trampoline (Bounce Net) Exercises"
G84"G84 Ball Games"
G841"G841 Basketball"
G842"G842 Volleyball"
G843"G843 Soccer"
G844"G844 Handball"
G845"G845 Tennis"
G846"G846 Table Tennis"
G847"G847 Badminton"
G848"G848 Baseball, Softball"
G85"G85 Martial Arts and Ethnic Forms of Sports"
G852"G852 Chinese Martial Arts"
G853"G853 /857 Ethnic Forms of Sports in Various Countries"
G86"G86 Water, Ice, and Snow Sports"
G861"G861 Water Sports"
G862"G862 Ice Sports"
G863"G863 Snow Sports"
G865"G865 Modern Winter Pentathlon"
G87"G87 Other Sports"
G871"G871 Shooting"
G872"G872 Automobile, Motorcycle, Bicycle Sports"
G873"G873 Military Camping"
G874"G874 Sailing Sports"
G875"G875 Aviation Sports"
G876"G876 Radio Sports"
G881"G881 Mountain Climbing"
G882"G882 Equestrianism, Polo"
G883"G883 Bodybuilding (Weightlifting)"
G884"G884 Weightlifting"
G885"G885 Fencing"
G886"G886 Boxing, Wrestling, Judo, Sumo Wrestling"
G887"G887 Archery"
G888"G888 Modern Pentathlon"
G89"G89 Cultural and Recreational Sports"
G891"G891 Board Games"
G892"G892 Card Games"
G893"G893 Leisure Balls, Billiards, Marbles"
G894"G894 Private Collections"
G895"G895 Travel"
G896"G896 Hunting Sports"
G897"G897 Fishing"
G898"G898 Games"
G899"G899 Other Cultural and Recreational Activities"
H"H Language, Writing"
H0"H0 Linguistics"
H01"H01 Phonetics"
H019"H019 Elocution, Public Speaking"
H02"H02 Glyphology "
H03"H03 Semantics, Lexicology, Semasiology"
H033"H033 Idioms"
H034"H034 Proverbs "
H04"H04 Grammar"
H05"H05 Rhetoric, Composition"
H059"H059 Translation Studies"
H06"H06 Lexicology"
H061"H061 Dictionaries "
H1"H1 Chinese Language "
H102"H102 Standardization, Normalization, Promotion of Mandarin in Chinese"
H11"H11 Phonetics (Phonology)"
H12"H12 Glyphology "
H126"H126 Special Characters"
H13"H13 Semantics, Lexicology, Semantics (Lexicography)"
H131"H131 Ancient Vocabulary"
H136"H136 Modern Vocabulary"
H139"H139 Etymology (Etymology)"
H14"H14 Grammar"
H141"H141 Ancient Grammar (Classical Grammar)"
H146"H146 Modern Grammar"
H15"H15 Writing, Rhetoric"
H151"H151 Style Theory"
H152"H152 Genre Theory"
H155"H155 Punctuation"
H159"H159 Translation"
H16"H16 Dictionary, Lexicon, Ancient Lexicon"
H161"H161 Shuowen Jiezi"
H162"H162 Other Dictionaries"
H163"H163 Dictionary"
H164"H164 Lexicon"
H17"H17 Dialects"
H19"H19 Chinese Language Teaching"
H194"H194 Chinese Reading Materials"
H2"H2 Chinese Minority Languages"
H3"H3 Common Foreign Languages "
H31"H31 English Language "
H311"H311 Phonetics"
H312"H312 Writing"
H313"H313 Semantics, Lexicology, Semantics"
H314"H314 Grammar"
H315"H315 Writing and Rhetoric"
H316"H316 English Dictionary"
H317"H317 Dialects"
H319"H319 English Language Teaching"
H32"H32 French Language "
H33"H33 German Language "
H34"H34 Spanish Language"
H35"H35 Russian Language"
H36"H36 Japanese Language"
H366"H366 Japanese Dictionary"
H37"H37 Arabic Language "
H4"H4 Sino-Tibetan Languages "
H5"H5 Altaic Languages "
H6"H6 ..."
H61"H61 Austroasiatic and Tai Languages "
H62"H62 Dravidian Languages "
H63"H63 Austronesian Languages "
H64"H64 Northeast Asian Languages"
H65"H65 Caucasian Languages (Iberian-Caucasian Languages)"
H66"H66 Uralic Languages (Finnish-Ugric Languages)"
H67"H67 Afro-Asiatic Languages "
H7"H7 Indo-European Languages"
H8"H8 ..."
H81"H81 African Languages "
H83"H83 American Languages "
H84"H84 Oceanian Languages"
H9"H9 International Auxiliary Languages"
I"I Literature"
I0"I0 Literary Theory"
I01"I01 Aesthetics of Literature"
I02"I02 Basic Issues in Literary Theory"
I03"I03 Literary Workers"
I04"I04 Literary Creation Theory"
I05"I05 Theoretical and Creative Methods of Various Literary Genres"
I06"I06 Literary Criticism, Literary Appreciation"
I1"I1 World Literature"
I106"I106 Critical and Research Studies of Various Literary Genres"
I109"I109 Literary History, History of Literary Thought"
I11"I11 Collections of Works"
I12"I12 Poetry Collections"
I13"I13 Drama"
I14"I14 Novel Collections"
I15"I15 Reportage Collections"
I16"I16 Essay Collections"
I17"I17 Folk Literature Collections"
I18"I18 Children's Literature"
I2"I2 Chinese Literature"
I200"I200 Guidelines, Policies, and Expositions"
I206"I206 Literary Evaluation and Research"
I207"I207 Critical and Research Studies of Various Literary Genres"
I209"I209 Literary History, History of Literary Thought"
I21"I21 Collections of Works"
I210"I210 Lu Xun's Works and Studies"
I211"I211 Comprehensive Collections of Works"
I218"I218 Comprehensive Collections of Local Works"
I219"I219 Mass Artistic Performance Materials"
I22"I22 Poetry, Rhyme"
I222"I222 Ancient Works"
I226"I226 Modern Works (1911 - 1949)"
I227"I227 Contemporary Works (1949 - )"
I23"I23 Drama"
I230"I230 Comprehensive Collections"
I232"I232 Peking Opera"
I233"I233 Opera, Operetta, Yangko Opera"
I234"I234 Drama"
I235"I235 Film, Television, Radio Scripts"
I236"I236 Local Dramas"
I237"I237 Ancient Operas"
I239"I239 Quyi (Traditional Chinese Performing Arts)"
I24"I24 Novel"
I242"I242 Ancient to Modern Works (-1919)"
I246"I246 Modern Works (1919 - 1949)"
I247"I247 Contemporary Works (1949 - )"
I25"I25 Reportage Literature"
I251"I251 Memoirs"
I252"I252 Factory History, Village History, Family History"
I253"I253 Correspondence, Features"
I26"I26 Essays"
I262"I262 Ancient Works (21st century BC - 475 BC)"
I263"I263 Feudal Society Works (475 BC - 1840)"
I265"I265 Modern Works (1840 - 1919)"
I266"I266 Contemporary Works (1919 - 1949)"
I267"I267 Contemporary Works (1949 - )"
I269"I269 Mixed Works"
I27"I27 Folk Literature"
I276"I276 Ancient to Modern Works (-1949)"
I277"I277 Contemporary Works (1949 - )"
I28"I28 Children's Literature"
I286"I286 Ancient to Modern Works (-1949)"
I287"I287 Contemporary Works (1949 - )"
I29"I29 Minority Literature"
I299"I299 Religious Literature"
I3"I3 Asian Literature"
I312"I312 Korean Literature"
I313"I313 Japanese Literature"
I333"I333 Vietnamese Literature"
I336"I336 Thai Literature"
I339"I339 Singaporean Literature"
I351"I351 Indian Literature"
I37"I37 West Asian (Southwest Asian) Literature"
I371"I371 Arabic Region Literature"
I4"I4 African Literature"
I5"I5 European Literature"
I51"I51 Eastern European, Central European Literature"
I512"I512 Former Soviet Union Literature"
I513"I513 Polish Literature"
I514"I514 Czech Literature"
I515"I515 Hungarian Literature"
I516"I516 German Literature"
I521"I521 Austrian Literature"
I532"I532 Swedish Literature"
I533"I533 Norwegian Literature"
I534"I534 Danish Literature"
I545"I545 Greek Literature"
I546"I546 Italian Literature"
I561"I561 British Literature"
I562"I562 Irish Literature"
I565"I565 French Literature"
I6"I6 Oceanian Literature"
I611"I611 Australian Literature"
I7"I7 American Literature"
I711"I711 Canadian Literature"
I712"I712 American Literature"
I775"I775 Colombian Literature"
I777"I777 Brazilian Literature"
I783"I783 Argentinian Literature"
J"J Art "
J0"J0 Art Theory"
J01"J01 Aesthetics of Art"
J02"J02 Basic Issues in Art Theory"
J03"J03 Art Workers"
J04"J04 Methods and Experience of Artistic Creation"
J05"J05 Art Criticism and Appreciation"
J1"J1 World Art Overview "
J11"J11 World Art"
J12"J12 Chinese Art"
J2"J2 Painting"
J20"J20 Painting Theory"
J201"J201 Aesthetics of Painting"
J202"J202 Basic Issues in Painting Theory"
J203"J203 Painting Workers"
J204"J204 Methods and Experience of Painting Creation"
J205"J205 Painting Criticism and Appreciation"
J21"J21 Painting Techniques"
J211"J211 General Techniques"
J212"J212 Chinese Painting Techniques"
J213"J213 Oil Painting Techniques"
J214"J214 Sketching, Rapid Sketching Techniques"
J215"J215 Pastel, Crayon Techniques"
J217"J217 Printmaking Techniques"
J218"J218 Various Applications of Painting Techniques"
J22"J22 Chinese Painting"
J221"J221 Comprehensive Collections of Works"
J222"J222 Traditional Chinese Painting"
J223"J223 Oil Painting, Lacquer Painting, Coating Painting"
J224"J224 Sketches, Rapid Sketches"
J225"J225 Watercolor, Gouache Painting"
J226"J226 Pastel, Crayon Painting"
J227"J227 Printmaking"
J228"J228 Various Applications of Painting"
J23"J23 Paintings of Various Countries"
J231"J231 Comprehensive Collections of Works"
J232"J232 Ethnic Technique Paintings"
J233"J233 Oil Painting, Lacquer Painting, Coating Painting"
J234"J234 Sketches, Rapid Sketches"
J235"J235 Watercolor, Gouache Painting"
J236"J236 Pastel, Crayon Painting"
J237"J237 Printmaking"
J238"J238 Various Applications of Painting"
J29"J29 Calligraphy and Seal Cutting"
J292"J292 Chinese Calligraphy, Seal Cutting"
J293"J293 Foreign Calligraphy"
J3"J3 Sculpture"
J305"J305 Sculpture Criticism, Appreciation"
J31"J31 Sculpture Techniques"
J32"J32 Chinese Sculpture"
J33"J33 Sculptures of Various Countries"
J4"J4 Photographic Art"
J40"J40 Photography Theory"
J406"J406 Photographic Stylistic Art Theory"
J41"J41 Photographic Techniques"
J42"J42 Chinese Photography"
J43"J43 Photography of Various Countries"
J5"J5 Applied Arts "
J51"J51 Pattern Theory"
J52"J52 Chinese Applied Arts"
J522"J522 Pattern Collections"
J523"J523 Dyeing and Weaving, Embroidery, Clothing"
J524"J524 Arts and Crafts"
J525"J525 Decorative Arts"
J526"J526 Metal Crafts"
J527"J527 Ceramics, Lacquerware"
J528"J528 Folk Arts and Crafts"
J59"J59 Architectural Art"
J6"J6 Music"
J60"J60 Music Theory"
J61"J61 Music Technical Theory and Methods"
J613"J613 Basic Musicology"
J616"J616 Vocal Music Theory"
J617"J617 Drama Music Theory"
J62"J62 Instrumental Music Theory and Performance Techniques"
J63"J63 National Instrumental Music Theory and Methods"
J632"J632 Chinese National Instrumental Music"
J64"J64 Chinese Music Works"
J642"J642 Songs (Comprehensive Song Collections)"
J643"J643 Drama Music, Accompanying Music Scores"
J647"J647 Instrumental Music"
J648"J648 National Instrumental Music"
J65"J65 Works of Various Countries"
J652"J652 Songs"
J7"J7 Dance "
J70"J70 Dance Theory"
J71"J71 Dance Techniques, Methods"
J72"J72 Chinese Dance, Dance Drama"
J721"J721 Dance Notation"
J722"J722 Dance"
J73"J73 Dances of Various Countries, Dance Drama"
J79"J79 Dance Industry"
J8"J8 Dramatic Arts "
J82"J82 Chinese Drama"
J821"J821 Peking Opera Art"
J83"J83 Drama Arts of Various Countries"
J9"J9 Film and Television Arts "
J905"J905 Film, Television Criticism, Appreciation"
K"K History and Geography "
K0"K0 Historical Theory "
K03"K03 Specialized Historiography"
K09"K09 History of Historiography"
K1"K1 World History"
K10"K10 General History"
K101"K101 Revolutionary History"
K103"K103 Cultural History"
K105"K105 Historical Events"
K106"K106 Historical Materials"
K107"K107 Research, Editing, Criticism"
K108"K108 Timeline"
K109"K109 World History Popular Books"
K11"K11 Ancient History"
K12"K12 Ancient Works"
K13"K13 Medieval History"
K14"K14 Modern History (1640 - 1917)"
K15"K15 Contemporary History (1917 - )"
K152"K152 World War II"
K18"K18 National History Records"
K2"K2 History of China "
K20"K20 General History"
K201"K201 Revolutionary History"
K203"K203 Cultural History"
K204"K204 Ancient History Records"
K205"K205 Historical Events"
K206"K206 Historical Materials"
K207"K207 Historical Research, Editing, Criticism"
K208"K208 Timeline"
K209"K209 Chinese History Popular Books"
K21"K21 Primitive Society"
K22"K22 Slave Society (21st century BC - 475 BC)"
K23"K23 Feudal Society (475 BC - 581)"
K24"K24 Sui and Tang Dynasties to Qing Dynasty (581 - 1840)"
K241"K241 Sui Dynasty"
K242"K242 Tang Dynasty"
K243"K243 Five Dynasties, Ten Kingdoms"
K244"K244 Northern Song Dynasty"
K245"K245 Southern Song Dynasty"
K246"K246 Liao, Jin"
K247"K247 Yuan Dynasty"
K248"K248 Ming Dynasty"
K249"K249 Qing Dynasty"
K25"K25 Semi-colonial and Semi-feudal Society (1840 - 1949)"
K258"K258 Early Republic of China"
K26"K26 Period of New Democratic Revolution (1919 - 1949)"
K261"K261 May Fourth Movement and After the Establishment of the Chinese Communist Party (1919 - 1924)"
K262"K262 First Revolutionary War (1924 - 1927)"
K263"K263 Second Revolutionary War (Land Revolution War) Period (1927 - 1937)"
K264"K264 Japanese Imperialist Invasion and National Anti-Japanese Democratic Movement"
K265"K265 Period of Anti-Japanese War"
K266"K266 Third Revolutionary War (Civil War between the Kuomintang and the Communist Party) Period (1945 - 1949)"
K269"K269 Revolutionary Construction and Development in Liberated Areas"
K27"K27 People's Republic of China: Period of Socialist Revolution and Socialist Construction (1949 - )"
K28"K28 National History Records"
K29"K29 Local History Records"
K3"K3 History of Asia "
K4"K4 History of Africa "
K5"K5 History of Europe "
K6"K6 History of Oceania "
K7"K7 History of America "
K81"K81 Biography"
K810"K810 Biographical Research and Compilation"
K811"K811 World Biographies"
K812"K812 General Biographies: Classified by Era"
K813"K813 General Biographies: Classified by Region"
K815"K815 General Biographies: Classified by Discipline"
K82"K82 Chinese Biographies"
K820"K820 General Biographies: Classified by Era"
K825"K825 Biographies: Classified by Discipline"
K827"K827 Biographies of Social and Political Figures"
K828"K828 Figures from Various Sectors"
K833"K833 Asian Biographies"
K834"K834 African Biographies"
K835"K835 European Biographies"
K836"K836 Oceanian Biographies"
K837"K837 American Biographies"
K85"K85 Cultural Relics and Archaeology"
K852"K852 Ancient Literature"
K853"K853 Heraldry"
K854"K854 Archaeological Methods"
K86"K86 World Cultural Relics and Archaeology"
K87"K87 Chinese Cultural Relics and Archaeology"
K873"K873 Catalog of Excavated Cultural Relics"
K875"K875 Various Objects and Tools"
K876"K876 Various Material Objects"
K877"K877 Ancient Documents"
K878"K878 Sites"
K879"K879 Art Archaeology"
K89"K89 Customs and Habits"
K890"K890 Folklore"
K891"K891 World Customs and Habits"
K892"K892 Chinese Customs and Habits"
K9"K9 Geography "
K90"K90 Geography"
K91"K91 World Geography"
K92"K92 Chinese Geography"
K928"K928 Special Geography"
K93"K93 Asian Geography"
K94"K94 African Geography"
K95"K95 European Geography"
K96"K96 Oceania Geography"
K97"K97 American Geography"
K99"K99 Maps"
K991"K991 World"
K992"K992 China"
K993"K993 Asian Maps"
K994"K994 African Maps"
K995"K995 European Maps"
K996"K996 Oceania Maps"
K997"K997 American Maps"
N"N General Natural Sciences"
N0"N0 Theory and Methodology of Natural Sciences"
N01"N01 Guidelines, Policies, and Expositions of Scientific Research"
N02"N02 Philosophical Principles of Science"
N03"N03 Methodology of Science"
N04"N04 Terminology Standards and Communication"
N06"N06 Schools of Thought and Theories"
N09"N09 History of Natural Science"
N1"N1 Current Status and Development of Natural Sciences"
N2"N2 Natural Science Organizations, Groups, Conferences"
N3"N3 Natural Science Research Methods"
N4"N4 Education and Popularization of Natural Sciences "
N49"N49 Popular Science Works in Science"
N5"N5 Natural Science Series, Anthologies, Serial Publications"
N51"N51 Series, Collections"
N52"N52 Complete Works, Selected Works"
N53"N53 Collected Papers"
N54"N54 Yearbooks, Annuals"
N55"N55 Periodicals"
N56"N56 Government Publications, Organizational Publications"
N6"N6 Natural Science Reference Books"
N61"N61 Terminology, Dictionaries, Encyclopedias"
N62"N62 Manuals, Guides, Directories, Lists, Timetables"
N63"N63 Product Catalogs, Product Manuals"
N64"N64 Illustrated Materials, Atlases"
N65"N65 Regulations, Rules, Standards"
N66"N66 Statistical Data"
N67"N67 Reference Materials"
N7"N7 Information Retrieval Tools in Natural Science"
N79"N79 Non-Book Materials, Audiovisual Materials in Natural Science"
N8"N8 Natural Science Surveys and Investigations "
N91"N91 Natural Research, Natural History"
N93"N93 Nonlinear Science"
N94"N94 System Science"
N941"N941 System Science, Modern System Theory"
N945"N945 Systems Engineering"
N949"N949 Applications of System Science in Various Fields"
N99"N99 Information Science, Intelligence Work"
O"O Mathematical Sciences and Chemistry"
O1"O1 Mathematics"
O11"O11 Classical Mathematics"
O112"O112 Ancient Chinese Mathematics"
O113"O113 /117 Classical Mathematics of Various Countries"
O119"O119 Chinese Mathematics"
O12"O12 Elementary Mathematics"
O121"O121 Arithmetic"
O122"O122 Elementary Algebra"
O123"O123 Elementary Geometry"
O124"O124 Trigonometry"
O13"O13 Advanced Mathematics"
O14"O14 Mathematical Logic, Foundations of Mathematics"
O141"O141 Mathematical Logic (Symbolic Logic)"
O142"O142 Applied Mathematical Logic"
O143"O143 Foundations of Mathematics"
O144"O144 Set Theory"
O15"O15 Algebra, Number Theory, Combinatorial Theory"
O151"O151 Equation Theory, Linear Algebra"
O152"O152 Group Theory"
O153"O153 Abstract Algebra (Modern Algebra)"
O154"O154 Category Theory"
O155"O155 Differential Algebra, Difference Algebra"
O156"O156 Number Theory"
O157"O157 Combinatorics"
O158"O158 Discrete Mathematics"
O159"O159 Fuzzy Mathematics"
O17"O17 Mathematical Analysis"
O171"O171 Foundations of Analysis"
O172"O172 Calculus"
O173"O173 Theory of Infinite Series (Series Theory)"
O174"O174 Function Theory"
O175"O175 Differential Equations"
O176"O176 Variational Calculus"
O177"O177 Functional Analysis"
O178"O178 Inequalities and Others"
O18"O18 Geometry, Topology"
O181"O181 Foundations of Geometry"
O182"O182 Analytical Geometry"
O183"O183 Vectors and Tensor Analysis"
O184"O184 Non-Euclidean Geometry, Multidimensional Space Geometry"
O185"O185 Descriptive Geometry"
O186"O186 Differential Geometry, Integral Geometry"
O187"O187 Algebraic Geometry"
O189"O189 Topology (Situation Geometry)"
O19"O19 Global Analysis, Analysis on Manifolds"
O192"O192 Global Analysis, Analysis on Manifolds, Catastrophe Theory"
O193"O193 Differential Dynamical Systems"
O21"O21 Probability and Mathematical Statistics"
O211"O211 Probability Theory"
O212"O212 Mathematical Statistics"
O213"O213 Applied Mathematical Statistics"
O22"O22 Operations Research"
O221"O221 Operations Research (Mathematical Programming)"
O223"O223 Systems Approach"
O224"O224 Mathematical Theory of Optimization"
O225"O225 Game Theory"
O226"O226 Queueing Theory (Stochastic Service Systems)"
O227"O227 Inventory Theory"
O228"O228 Renewal Theory"
O229"O229 Search Theory"
O23"O23 Control Theory, Information Theory"
O231"O231 Control Theory (Mathematical Theory of Control)"
O232"O232 Optimal Control"
O233"O233 Logic Network Theory"
O234"O234 Learning Machine Theory"
O235"O235 Pattern Recognition Theory"
O236"O236 Information Theory (Mathematical Theory of Information)"
O24"O24 Computational Mathematics"
O241"O241 Numerical Analysis"
O242"O242 Mathematical Simulation, Approximate Calculation"
O243"O243 Graphical Mathematics, Graphical Calculation"
O244"O244 Programming"
O245"O245 Numerical Software"
O246"O246 Numerical Parallel Computation"
O29"O29 Applied Mathematics"
O3"O3 Mechanics"
O301"O301 Newton's Laws, D'Alembert's Principle"
O302"O302 Mathematical Methods in Mechanics"
O303"O303 Dimensional Analysis and Similarity Theory"
O31"O31 Theoretical Mechanics (General Mechanics)"
O311"O311 Kinematics"
O312"O312 Statics"
O313"O313 Dynamics"
O314"O314 Theory of Gravitation"
O315"O315 Ballistics"
O316"O316 Analytical Mechanics"
O317"O317 Stability Theory"
O318"O318 Gyroscopic Mechanics (Theory of Gyroscopes)"
O32"O32 Vibration Theory"
O321"O321 Linear Vibration"
O322"O322 Nonlinear Vibration"
O323"O323 Self-Excited Vibration, Parametric Vibration"
O324"O324 Random Vibration"
O325"O325 Vibration of Finite Degree of Freedom Systems"
O326"O326 Vibration of Elastic Bodies"
O327"O327 Structural Vibration"
O328"O328 Vibration Reduction, Vibration Isolation Theory"
O329"O329 Vibration Measurement Technology"
O33"O33 Continuum Mechanics (Deformation Mechanics)"
O331"O331 Rational Mechanics"
O34"O34 Solid Mechanics"
O341"O341 Material Mechanics"
O342"O342 Structural Mechanics"
O343"O343 Elastic Mechanics"
O344"O344 Plastic Mechanics"
O345"O345 Viscoelastic Mechanics"
O346"O346 Strength Theory"
O347"O347 Dynamic Solid Mechanics"
O348"O348 Experimental Stress Analysis"
O35"O35 Fluid Mechanics"
O351"O351 General Fluid Mechanics"
O352"O352 Hydrodynamics"
O353"O353 Fluid Vibrations and Waves"
O354"O354 Gas Dynamics (Compressible Fluid Mechanics)"
O355"O355 Aerodynamics"
O356"O356 Rarefied Gas Dynamics"
O357"O357 Viscous Fluid Mechanics"
O358"O358 Jets"
O359"O359 Multiphase Flow"
O361"O361 Electromagnetic Fluid Mechanics"
O362"O362 Chemical Fluid Mechanics"
O363"O363 Physical-Chemical Fluid Dynamics"
O368"O368 Applied Fluid Mechanics"
O369"O369 Classical Physics"
O37"O37 Rheology"
O371"O371 Phenomenological Theory"
O372"O372 Statistical Theory"
O373"O373 Non-Newtonian Fluids"
O374"O374 Volume Viscosity"
O375"O375 Normal Stress"
O376"O376 Secondary Flow"
O377"O377 Stress Relaxation and Viscoelastic Stress Relaxation"
O38"O38 Explosive Mechanics"
O381"O381 Detonation (Explosion) Theory"
O382"O382 Propagation of Detonation Waves"
O383"O383 Interaction of Explosion Waves with Objects"
O384"O384 Observation Techniques of Explosion Waves"
O385"O385 Penetration Theory"
O389"O389 Applied Explosive Mechanics"
O39"O39 Applied Mechanics"
O4"O4 Physics"
O41"O41 Theoretical Physics"
O411"O411 Mathematical Methods in Physics"
O412"O412 Relativity, Field Theory"
O413"O413 Quantum Theory"
O414"O414 Thermodynamics and Statistical Physics"
O415"O415 Nonlinear Physics"
O42"O42 Acoustics"
O421"O421 Principles of Sound"
O422"O422 Propagation of Sound"
O423"O423 Synthesis and Analysis of Sound"
O424"O424 Physical Acoustics"
O425"O425 Subsonics"
O426"O426 Ultrasonics"
O427"O427 Underwater Acoustics"
O428"O428 Physiological Acoustics"
O429"O429 Applied Acoustics"
O43"O43 Optics"
O431"O431 Theory of Light Nature"
O432"O432 Optical Radiation, Photometry, Colorimetry"
O433"O433 Spectroscopy"
O434"O434 X-rays, Ultraviolet, Infrared"
O435"O435 Geometrical Optics"
O436"O436 Physical Optics (Wave Optics)"
O437"O437 Nonlinear Optics (Interaction of Strong Light with Matter)"
O438"O438 Information Optics"
O439"O439 Applied Optics"
O44"O44 Electromagnetism, Electrodynamics"
O441"O441 Electromagnetism"
O442"O442 Electrodynamics"
O45"O45 Radio Physics"
O451"O451 Theory of Electromagnetic Wave Propagation"
O452"O452 Ultra-High-Frequency Radio Physics"
O453"O453 Theory of Radio Circuits"
O454"O454 Statistical Radio Physics"
O455"O455 Quantum Radio Physics"
O456"O456 Radio Spectroscopy"
O46"O46 Vacuum Electronics (Electron Physics)"
O461"O461 Gas Discharge (Gas Conduction)"
O462"O462 Cathode Electronics"
O463"O463 Charged Particle Optics"
O469"O469 Condensed Matter Physics"
O47"O47 Semiconductor Physics"
O471"O471 Semiconductor Theory"
O472"O472 Semiconductor Properties"
O473"O473 Nonequilibrium Carriers"
O474"O474 Impurities and Defects"
O475"O475 P-N Junctions"
O48"O48 Solid State Physics"
O481"O481 Theory of Solids"
O482"O482 Properties of Solids"
O483"O483 Defects in Solids"
O484"O484 Thin Film Physics"
O485"O485 Surface Physics"
O487"O487 Dielectric Physics"
O488"O488 Mesoscopic Physics"
O51"O51 Low-Temperature Physics"
O511"O511 Superconductivity"
O512"O512 Superfluidity and Quantum Solids"
O513"O513 Low-Temperature Phenomena"
O514"O514 Experimental Techniques in Low-Temperature Physics"
O52"O52 High Pressure and High-Temperature Physics"
O521"O521 High Pressure Physics"
O522"O522 High Temperature Physics"
O53"O53 Plasma Physics"
O531"O531 Generation"
O532"O532 Confinement and Heating"
O533"O533 Turbulence"
O534"O534 Waves and Instabilities"
O535"O535 Shock Waves (Detonation Waves)"
O539"O539 Applications of Plasma Physics"
O55"O55 Thermophysics and Molecular Kinetic Theory"
O551"O551 Thermophysics"
O552"O552 Molecular Kinetic Theory"
O56"O56 Molecular Physics, Atomic Physics"
O561"O561 Molecular Physics"
O562"O562 Atomic Physics"
O563"O563 Intermolecular and μ-Molecular"
O564"O564 Interatomic and μ-Atomic"
O565"O565 Electron Pairs and μ-Pairs"
O57"O57 Nuclear Physics, High Energy Physics"
O571"O571 Nuclear Physics"
O572"O572 High Energy Physics"
O581"O581 Spectroscopy"
O582"O582 Energy Spectroscopy"
O59"O59 Applied Physics"
O6"O6 Chemistry "
O61"O61 Inorganic Chemistry"
O611"O611 Chemical Elements and Inorganic Compounds"
O612"O612 Periodic System of Elements"
O613"O613 Nonmetal Elements and Their Compounds"
O614"O614 Metal Elements and Their Compounds"
O615"O615 Radioactive Elements, Radiochemistry"
O616"O616 Rare Elements and Scattered Elements"
O619"O619 Other New Chemical Elements"
O62"O62 Organic Chemistry"
O621"O621 General Issues in Organic Chemistry"
O622"O622 Various Types of Organic Compounds"
O623"O623 Aliphatic Compounds (Noncyclic Compounds)"
O624"O624 Carbon Ring Compounds, Cycloalkanes"
O625"O625 Aromatic Compounds"
O626"O626 Heterocyclic Compounds"
O627"O627 Elemental Organic Compounds"
O628"O628 Isotopic Compounds"
O629"O629 Natural Compounds"
O63"O63 Polymer Chemistry (Macromolecules)"
O631"O631 Polymer Physics and Polymer Physical Chemistry"
O632"O632 Carbon Chain Polymers"
O633"O633 Heterochain Polymers"
O634"O634 Elemental Organic Polymers"
O635"O635 Inorganic Polymer Chemistry (Macromolecules)"
O636"O636 Natural Polymer Chemistry (Macromolecules)"
O64"O64 Physical Chemistry (Theoretical Chemistry), Chemical Physics"
O641"O641 Structural Chemistry"
O642"O642 Chemical Thermodynamics, Thermochemistry, Thermodynamic Equilibrium"
O643"O643 Chemical Kinetics, Catalysis"
O644"O644 Photochemistry, Radiation Chemistry, Chemical Processes under Ultrasonic Action"
O645"O645 Solutions"
O646"O646 Electrochemistry, Electrolysis, Magnetochimie"
O647"O647 Physical Chemistry of Surface Phenomena"
O648"O648 Colloid Chemistry (Physical Chemistry of Dispersed Systems)"
O649"O649 Semiconductor Chemistry"
O65"O65 Analytical Chemistry"
O651"O651 Fundamental Theory of Analytical Chemistry"
O652"O652 Methods and Techniques of Analysis"
O653"O653 Inorganic Analysis"
O654"O654 Qualitative Analysis"
O655"O655 Quantitative Analysis"
O656"O656 Organic Analysis"
O657"O657 Instrumental Analysis (Physical and Physicochemical Analysis)"
O658"O658 Separation Methods for Elements and Compounds"
O659"O659 Gas Analysis"
O661"O661 Liquid Analysis, Water Analysis"
O69"O69 Applied Chemistry"
O7"O7 Crystallography "
O71"O71 Geometric Crystallography"
O711"O711 Crystal Symmetry"
O712"O712 Lattice and Reciprocal Lattice"
O713"O713 Crystal Shape and Crystal Projection"
O72"O72 X-ray Crystallography"
O721"O721 Diffraction of Crystals to X-rays, Electrons, and Neutrons"
O722"O722 Diffraction Experiments and Data Processing"
O723"O723 Structure Analysis"
O73"O73 Crystal Physics"
O731"O731 Physical Properties of Crystals"
O732"O732 Anisotropy of Crystals"
O733"O733 Mechanical Properties of Crystals"
O734"O734 Optical Properties of Crystals"
O735"O735 Acoustic Properties of Crystals"
O736"O736 Thermal Properties of Crystals"
O737"O737 Magnetic Properties of Crystals"
O738"O738 Electrical Properties of Crystals"
O739"O739 Crystal Physics Experiments"
O74"O74 Crystal Chemistry"
O741"O741 Crystal Structure Data (Structure Reports)"
O742"O742 Regularities in Crystal Chemistry"
O743"O743 Systematic Crystal Chemistry"
O75"O75 Amorphous and Quasicrystals"
O751"O751 Amorphous State"
O752"O752 Fiber Structure"
O753"O753 Quasi-Crystal"
O754"O754 Amorphous and Glassy States"
O756"O756 Applications of Amorphous and Quasi-Crystalline Materials"
O76"O76 Crystal Structure"
O761"O761 Distribution of Complex Phases in Crystals"
O762"O762 Twin Crystals"
O763"O763 Grain Boundaries in Crystals"
O764"O764 Grain Size Distribution"
O765"O765 Stress in Crystals"
O766"O766 Experimental Methods for Observing and Analyzing Crystal Structures"
O77"O77 Crystal Defects"
O78"O78 Crystal Growth"
O781"O781 Crystal Growth Theory"
O782"O782 Crystal Growth Technology"
O783"O783 Recrystallization"
O784"O784 Whisker Crystals"
O785"O785 Inspection of Single Crystals"
O786"O786 Crystal Processing"
O787"O787 Zone Refining"
O79"O79 Physical-Chemical Processes of Crystals"
O791"O791 Diffusion"
O792"O792 Phase Transitions"
O793"O793 Surface Phenomena and Surface Properties"
O794"O794 Crystallization of Glasses"
O795"O795 Thermodynamics and Kinetics of Crystallization"
O799"O799 Applied Crystallography"
P"P Astronomy and Earth Sciences "
P1"P1 Astronomy "
P11"P11 Astronomical Observation Equipment and Observational Data"
P12"P12 Astrometry"
P13"P13 Celestial Mechanics"
P14"P14 Astrophysics"
P148"P148 Astrochemistry"
P149"P149 Astrobiology"
P15"P15 Stellar Astronomy, Galactic Astronomy, Cosmology"
P159"P159 Cosmology"
P16"P16 Radio Astronomy"
P17"P17 Space Astronomy"
P18"P18 Solar System"
P19"P19 Time, Calendar"
P194"P194 Calendar"
P195"P195 Almanac"
P197"P197 Astronomical Calendar"
P2"P2 Geodesy "
P21"P21 General Surveying, Topographic Surveying"
P22"P22 Geodetic Surveying"
P229"P229 Hydrographic Surveying"
P23"P23 Photogrammetry and Remote Sensing in Surveying"
P24"P24 Surveying Instruments"
P25"P25 Specialized Surveying"
P27"P27 Cadastral Surveying"
P28"P28 Cartography"
P3"P3 Geophysics "
P31"P31 Solid Earth (Geophysics of Rocks)"
P315"P315 Seismology"
P33"P33 Hydroscience (Hydrophysics)"
P35"P35 Space Physics"
P4"P4 Atmospheric Science (Meteorology)"
P40"P40 General Theory and Methods"
P41"P41 Atmospheric Observation (Meteorological Observation)"
P42"P42 Basic Meteorological Elements, Atmospheric Phenomena"
P43"P43 Dynamic Meteorology"
P44"P44 Meteorology"
P45"P45 Weather Forecasting"
P46"P46 Climatology"
P47"P47 Ocean Meteorology"
P48"P48 Artificial Weather Modification"
P49"P49 Applied Meteorology"
P5"P5 Geology "
P51"P51 Dynamic Geology"
P52"P52 Paleontology"
P53"P53 Historical Geology, Stratigraphy"
P54"P54 Structural Geology"
P55"P55 Geomechanics"
P56"P56 Regional Geology"
P57"P57 Mineralogy"
P58"P58 Petrology"
P59"P59 Geochemistry"
P61"P61 Mineral Deposits"
P62"P62 Geological and Mineral Resource Surveys and Exploration"
P64"P64 Hydrogeology and Engineering Geology"
P65"P65 Seismic Geology"
P66"P66 Environmental Geology"
P67"P67 Marine Geology"
P68"P68 Cosmic Geology"
P691"P691 Planetary Geology"
P694"P694 Disaster Geology"
P7"P7 Oceanography"
P71"P71 Oceanic Surveys and Observations"
P72"P72 Regional Oceanography"
P73"P73 Basic Ocean Science"
P74"P74 Marine Resources and Development"
P75"P75 Marine Engineering"
P76"P76 Marine Environmental Science"
P77"P77 Diving Medicine"
P79"P79 Military Oceanography"
P9"P9 Physical Geography"
P90"P90 General Theory and Methods"
P91"P91 Mathematical and Physical Geography"
P92"P92 Historical Geography"
P93"P93 Branches of Physical Geography"
P94"P94 Regional Physical Geography"
P951"P951 Environmental Geography"
P954"P954 Disaster Geography"
P96"P96 Natural Resources Geography"
P97"P97 Geographical Exploration and Discovery"
P98"P98 Physical Geography Maps"
Q"Q Biological Sciences"
Q1"Q1 General Biology "
Q10"Q10 Origin of Life"
Q11"Q11 Biological Evolution and Development"
Q13"Q13 Morphology"
Q14"Q14 Ecology"
Q15"Q15 Biological Distribution and Biogeography"
Q16"Q16 Conservation Biology"
Q17"Q17 Aquatic Biology"
Q18"Q18 Parasitology"
Q19"Q19 Biological Classification"
Q2"Q2 Cell Biology "
Q21"Q21 Formation and Evolution of Cells"
Q23"Q23 Cell Genetics"
Q24"Q24 Cell Morphology"
Q25"Q25 Cell Physiology"
Q26"Q26 Cell Biochemistry"
Q27"Q27 Biophysical Chemistry of Cells"
Q291"Q291 Cell Molecular Biology"
Q3"Q3 Genetics "
Q31"Q31 Genetics and Variation"
Q32"Q32 Hybridization and Hybrid"
Q33"Q33 Artificial Selection and Natural Selection"
Q34"Q34 Subdisciplines of Genetics"
Q36"Q36 Microbial Genetics"
Q37"Q37 Plant Genetics"
Q38"Q38 Animal Genetics"
Q39"Q39 Human Genetics"
Q4"Q4 Physiology"
Q41"Q41 General Physiology"
Q42"Q42 Neurophysiology"
Q43"Q43 Analytical Physiology"
Q44"Q44 Physiology of Motor Organs"
Q45"Q45 Endocrine Physiology"
Q46"Q46 Circulatory Physiology"
Q47"Q47 Respiratory Physiology"
Q48"Q48 Digestive Physiology"
Q491"Q491 Excretory Physiology"
Q492"Q492 Reproductive Physiology"
Q493"Q493 Metabolism and Nutrition"
Q494"Q494 Special Environmental Physiology, Ecological Physiology"
Q495"Q495 Comparative Physiology and Evolutionary Physiology"
Q5"Q5 Biochemistry "
Q50"Q50 General Issues"
Q51"Q51 Proteins"
Q52"Q52 Nucleic Acids"
Q53"Q53 Carbohydrates"
Q54"Q54 Lipids"
Q55"Q55 Enzymes"
Q56"Q56 Vitamins"
Q57"Q57 Hormones"
Q58"Q58 Other Chemical Components of Organisms"
Q591"Q591 Substance Metabolism and Energy Metabolism"
Q592"Q592 Fluid Metabolism"
Q593"Q593 Organ Biochemistry"
Q594"Q594 Comparative Biochemistry"
Q595"Q595 Applied Biochemistry"
Q6"Q6 Biophysics "
Q61"Q61 Theoretical Biophysics"
Q62"Q62 Biological Acoustics"
Q63"Q63 Biological Optics"
Q64"Q64 Biological Electromagnetics"
Q65"Q65 Biological Thermodynamics"
Q66"Q66 Biomechanics"
Q67"Q67 Chemical Biology of Objects"
Q68"Q68 Effects of Physical Factors on Organisms"
Q691"Q691 Radiation Biology (Radiobiology)"
Q692"Q692 Bionics"
Q693"Q693 Space Biology"
Q7"Q7 Molecular Biology"
Q71"Q71 Structure and Function of Biological Macromolecules"
Q73"Q73 Structure and Function of Biological Membranes"
Q74"Q74 Structure and Function of Biological Small Molecules"
Q75"Q75 Molecular Genetics"
Q77"Q77 Energy Conversion in Biology"
Q78"Q78 Genetic Engineering (Biotechnology)"
Q81"Q81 Biological Engineering"
Q811"Q811 Bionics"
Q813"Q813 Cell Engineering"
Q814"Q814 Enzyme Engineering"
Q819"Q819 Applications of Biological Engineering"
Q89"Q89 Environmental Biology"
Q91"Q91 Paleontology"
Q93"Q93 Microbiology"
Q94"Q94 Botany"
Q95"Q95 Zoology"
Q96"Q96 Entomology"
Q98"Q98 Anthropology"
Q987"Q987 Human Genetics"
R"R Medicine, Health"
R0"R0 Various Medical Cases"
R1"R1 Preventive Medicine, Hygiene"
R11"R11 Basic Hygiene Science"
R12"R12 Environmental Hygiene, Environmental Medicine"
R13"R13 Occupational Hygiene"
R14"R14 Radiation Hygiene, Civil Defense Hygiene"
R15"R15 Nutritional Hygiene, Food Hygiene"
R16"R16 Personal Hygiene"
R161"R161 General Health Practices"
R163"R163 Lifestyle and Hygiene"
R167"R167 Sexual Hygiene"
R169"R169 Family Planning and Hygiene"
R17"R17 Maternal and Child Health"
R18"R18 Epidemiology and Epidemic Prevention"
R19"R19 Health Organizations and Management (Healthcare Management)"
R2"R2 Traditional Chinese Medicine"
R21"R21 Traditional Chinese Medicine Preventive Medicine, Hygiene"
R212"R212 Health Preservation"
R22"R22 Traditional Chinese Medicine Basic Theory"
R24"R24 Traditional Chinese Clinical Medicine"
R241"R241 Traditional Chinese Diagnostic Medicine"
R243"R243 Chinese Herbal Medicine Therapy"
R244"R244 External Treatment Methods (Physical Therapy)"
R245"R245 Acupuncture Therapy"
R247"R247 Other Therapies"
R25"R25 Traditional Chinese Internal Medicine"
R26"R26 Traditional Chinese Surgery"
R271"R271 Traditional Chinese Obstetrics and Gynecology"
R272"R272 Traditional Chinese Pediatrics"
R273"R273 Traditional Chinese Oncology"
R274"R274 Traditional Chinese Orthopedics"
R275"R275 Traditional Chinese Dermatology"
R276"R276 Traditional Chinese Ophthalmology, Otolaryngology, and Stomatology"
R277"R277 Traditional Chinese Other Disciplines"
R278"R278 Emergency Traditional Chinese Medicine"
R28"R28 Chinese Pharmacology, Formulas"
R289"R289 Formulas"
R3"R3 Basic Medical Science "
R31"R31 General Medical Science"
R32"R32 Human Morphology"
R322"R322 Systemic Anatomy"
R33"R33 Human Physiology"
R338"R338 Neurophysiology"
R339"R339 Sensory Organ Physiology"
R36"R36 Pathology"
R37"R37 Medical Microbiology (Bacteriology, Medical Microbiology)"
R38"R38 Medical Parasitology"
R392"R392 Medical Immunology"
R394"R394 Medical Genetics"
R395"R395 Medical Psychology, Pathological Psychology"
R4"R4 Clinical Medicine "
R44"R44 Diagnostics"
R45"R45 Therapeutics"
R47"R47 Nursing"
R48"R48 Palliative Care"
R49"R49 Rehabilitation Medicine"
R5"R5 Internal Medicine"
R51"R51 Infectious Diseases"
R52"R52 Tuberculosis"
R53"R53 Parasitic Diseases"
R54"R54 Cardiovascular Diseases"
R55"R55 Blood and Lymphatic System Diseases"
R56"R56 Respiratory and Chest Diseases"
R57"R57 Digestive System and Abdominal Diseases"
R58"R58 Endocrine Gland Diseases and Metabolic Diseases"
R59"R59 Systemic Diseases, Regional Pathology"
R6"R6 Surgery"
R61"R61 Surgical Procedures"
R62"R62 Plastic Surgery"
R63"R63 Surgical Infections"
R64"R64 Trauma Surgery"
R65"R65 Various Surgical Topics"
R68"R68 Orthopedics"
R69"R69 Urology"
R71"R71 Obstetrics and Gynecology"
R711"R711 Gynecology"
R713"R713 Gynecological Surgery"
R714"R714 Obstetrics"
R715"R715 Clinical Eugenics"
R717"R717 Midwifery"
R719"R719 Obstetric Surgery"
R72"R72 Pediatrics"
R722"R722 Neonatal and Premature Infant Diseases"
R723"R723 Infant Nutritional Disorders"
R725"R725 Pediatric Internal Medicine"
R726"R726 Pediatric Surgery"
R729"R729 Other Pediatric Diseases"
R73"R73 Oncology"
R730"R730 General Issues"
R732"R732 Cardiovascular Tumors"
R733"R733 Hematopoietic and Lymphatic System Tumors"
R734"R734 Respiratory System Tumors"
R735"R735 Digestive System Tumors"
R736"R736 Endocrine Gland Tumors"
R737"R737 Genitourinary Tract Tumors"
R738"R738 Musculoskeletal Tumors"
R74"R74 Neurology and Psychiatry"
R749"R749 Psychiatry"
R75"R75 Dermatology and Venereology "
R759"R759 Venereology"
R76"R76 Otorhinolaryngology"
R764"R764 Ear Diseases"
R765"R765 Nose Diseases"
R766"R766 Pharynx Diseases"
R767"R767 Larynx Diseases"
R768"R768 Trachea and Esophagus Endoscopy"
R77"R77 Ophthalmology"
R772"R772 Ocular Fibrous Membrane Diseases"
R773"R773 Ocular Choroid Diseases"
R774"R774 Retina and Optic Nerve Diseases"
R775"R775 Intraocular Pressure and Glaucoma"
R776"R776 Lens and Vitreous Diseases"
R777"R777 Adnexal Ocular Diseases"
R778"R778 Ocular Refraction"
R78"R78 Dental Science "
R781"R781 Dental Internal Medicine"
R782"R782 Oral and Maxillofacial Surgery"
R783"R783 Orthodontics"
R787"R787 Geriatric Oral Diseases"
R788"R788 Pediatric Oral Diseases"
R79"R79 Foreign Ethnic Medicine"
R8"R8 Special Medicine"
R81"R81 Radiology"
R83"R83 Maritime Medicine"
R84"R84 Diving Medicine"
R85"R85 Aviation and Aerospace Medicine"
R87"R87 Sports Medicine"
R9"R9 Pharmacy"
R91"R91 Basic Pharmaceutical Science, Drug Analysis"
R914"R914 Pharmaceutical Chemistry"
R92"R92 Pharmacopoeia, Prescription Collections, Drug Identification"
R93"R93 Pharmacognosy (Natural Pharmacology)"
R94"R94 Pharmaceutics"
R95"R95 Pharmaceutical Administration"
R96"R96 Pharmacology"
R99"R99 Toxicology"
S"S Agricultural Sciences "
S1"S1 Basic Agricultural Science "
S11"S11 Agricultural Mathematics"
S12"S12 Agricultural Physics"
S13"S13 Agricultural Chemistry"
S14"S14 Fertilizer Science"
S15"S15 Soil Science"
S16"S16 Agricultural Meteorology"
S17"S17 Agricultural Geography"
S18"S18 Agricultural Biology"
S19"S19 Environmental Protection in Agricultural Production"
S2"S2 Agricultural Engineering "
S21"S21 Agricultural Power, Rural Energy"
S22"S22 Agricultural Machinery and Tools"
S23"S23 Agricultural Mechanization"
S24"S24 Agricultural Electrification and Automation"
S25"S25 Agricultural Aviation"
S26"S26 Agricultural Construction"
S27"S27 Farmland Water Conservancy"
S28"S28 Basic Construction of Farmland, Reclamation"
S29"S29 Agricultural Engineering Survey, Land Survey"
S3"S3 Agronomy "
S31"S31 Principles of Crop Biology, Cultivation Techniques, and Methods"
S32"S32 Crop Varieties and Genetic Resources"
S33"S33 Crop Breeding and Seed Breeding"
S34"S34 Cultivation and Organic Farming"
S35"S35 Sowing, Planting"
S36"S36 Field Management"
S37"S37 Harvest, Processing, and Storage of Agricultural Products"
S38"S38 Comprehensive Utilization of Agricultural Products"
S39"S39 Agricultural Byproduct Technology"
S4"S4 Plant Protection"
S41"S41 Plant Quarantine"
S42"S42 Meteorological Disasters and Their Prevention"
S43"S43 Diseases and Pests and Their Prevention"
S44"S44 Bird and Animal Damage and Their Prevention"
S45"S45 Harmful Plants and Their Elimination"
S46"S46 Other Disasters and Their Prevention"
S47"S47 Various Prevention Methods"
S48"S48 Pesticide Control (Chemical Control)"
S49"S49 Plant Protection Machinery"
S5"S5 Crops"
S51"S51 Cereals"
S52"S52 Legumes"
S53"S53 Tuber Crops"
S54"S54 Forage Crops, Pasture"
S55"S55 Green Manure Crops"
S56"S56 Cash Crops"
S57"S57 Wild Plants"
S58"S58 Wild Plants"
S59"S59 Tropical and Subtropical Crops"
S6"S6 Horticulture "
S60"S60 General Issues"
S61"S61 Nursery Science"
S62"S62 Greenhouse Horticulture (Protected Cultivation)"
S63"S63 Vegetable Horticulture"
S65"S65 Fruit and Vegetable Horticulture"
S66"S66 Fruit Tree Horticulture"
S68"S68 Ornamental Horticulture (Flowers and Ornamental Trees)"
S7"S7 Forestry "
S71"S71 Basic Forestry Science"
S72"S72 Silviculture, Tree Breeding, and Afforestation Techniques"
S73"S73 Green Construction"
S75"S75 Forest Management, Forest Mensuration (Tree Measurement), Forest Management"
S76"S76 Forest Protection"
S77"S77 Forest Engineering, Forestry Machinery"
S78"S78 Forest Harvesting and Utilization"
S79"S79 Forest Tree Species"
S8"S8 Animal Husbandry, Veterinary Medicine, Hunting, Sericulture, Beekeeping "
S81"S81 General Animal Husbandry"
S82"S82 Livestock"
S83"S83 Poultry"
S85"S85 Veterinary Medicine (Veterinary Medicine)"
S86"S86 Hunting, Domestication of Wild Animals"
S87"S87 Comprehensive Utilization of Livestock and Poultry Products"
S88"S88 Sericulture"
S89"S89 Beekeeping, Beneficial Insect Rearing"
S9"S9 Aquaculture, Fisheries "
S91"S91 Basic Aquacultural Science"
S92"S92 Aquaculture Regional Distribution, Aquaculture Records"
S93"S93 Aquatic Resources"
S94"S94 Fishery Protection"
S95"S95 Aquaculture Engineering"
S96"S96 Aquaculture Technology"
S97"S97 Fishing"
S98"S98 Transportation, Preservation, Storage, Processing, Packaging of Aquatic Products"
T"T Industrial Technology"
TB"TB General Industrial Technology "
TB1"TB1 Engineering Basic Science"
TB11"TB11 Engineering Mathematics"
TB111"TB111 Applications of Number Theory and Algebra"
TB112"TB112 Applications of Mathematical Analysis and Functions"
TB113"TB113 Applications of Geometry"
TB114"TB114 Applications of Probability Theory and Mathematical Statistics"
TB115"TB115 Applications of Computational Mathematics"
TB12"TB12 Engineering Mechanics"
TB121"TB121 Engineering Statics"
TB122"TB122 Engineering Dynamics"
TB123"TB123 Engineering Vibrations"
TB124"TB124 Deformable Body Mechanics"
TB125"TB125 Engineering Plasticity, Engineering Elasticity"
TB126"TB126 Engineering Fluid Mechanics"
TB13"TB13 Engineering Physics"
TB131"TB131 Engineering Thermodynamics"
TB132"TB132 Engineering Acoustics"
TB133"TB133 Engineering Optics"
TB14"TB14 Engineering Chemistry"
TB15"TB15 Engineering Astronomy"
TB16"TB16 Engineering Geology"
TB17"TB17 Biomimetics"
TB18"TB18 Human Factors Engineering"
TB2"TB2 Engineering Design and Surveying"
TB21"TB21 Engineering Design"
TB22"TB22 Engineering Surveying"
TB23"TB23 Engineering Drawing"
TB231"TB231 Descriptive Geometry"
TB232"TB232 Drawing Methods, Sketching Methods"
TB233"TB233 Copying Methods, Sun Drawing Methods"
TB237"TB237 Computer-Aided Engineering Drawing"
TB24"TB24 Engineering Simulation"
TB3"TB3 Engineering Materials Science"
TB301"TB301 Engineering Material Mechanics (Material Strength and Weakness)"
TB302"TB302 Engineering Material Testing"
TB303"TB303 Material Structure and Physical Properties"
TB304"TB304 Material Corrosion and Protection"
TB305"TB305 Material Weight Calculation"
TB31"TB31 Metal Materials"
TB32"TB32 Non-metal Materials"
TB321"TB321 Inorganic Materials"
TB322"TB322 Organic Materials"
TB324"TB324 Polymer Materials"
TB33"TB33 Composite Materials"
TB331"TB331 Metal Composite Materials"
TB332"TB332 Non-metal Composite Materials"
TB333"TB333 Metal-Non-metal Composite Materials"
TB34"TB34 Functional Materials"
TB35"TB35 High-temperature Resistant Materials, Low-temperature Resistant Materials"
TB37"TB37 Corrosion-resistant Materials"
TB381"TB381 Smart Materials"
TB383"TB383 Special Structural Materials"
TB39"TB39 Other Materials"
TB4"TB4 Industrial General Technology and Equipment"
TB41"TB41 Explosive Technology"
TB42"TB42 Sealing Technology"
TB43"TB43 Membrane Technology"
TB44"TB44 Powder Technology"
TB47"TB47 Industrial Design"
TB472"TB472 Product Design"
TB476"TB476 Product Model Making"
TB48"TB48 Packaging Engineering"
TB482"TB482 Packaging Design"
TB484"TB484 Packaging Materials"
TB485"TB485 Packaging Types"
TB486"TB486 Packaging Machinery and Equipment"
TB487"TB487 Packaging Technology Testing"
TB488"TB488 Packaging Factory"
TB489"TB489 Various Product Packaging"
TB49"TB49 Factory, Workshop"
TB491"TB491 Planning and Design"
TB492"TB492 Equipment Installation and Operation"
TB493"TB493 Power Supply and Energy Conservation"
TB494"TB494 Air Conditioning and Lighting"
TB495"TB495 Water Supply and Drainage"
TB496"TB496 Safety and Hygiene"
TB497"TB497 Technical Management"
TB498"TB498 Storage and Transportation"
TB499"TB499 Industrial Waste Treatment and Comprehensive Utilization"
TB5"TB5 Acoustic Engineering"
TB51"TB51 Acoustic Instruments"
TB52"TB52 Acoustic Measurement"
TB53"TB53 Vibration, Noise, and Control"
TB532"TB532 Vibration and Radiation of Vibrating Bodies"
TB533"TB533 Generation of Vibration and Noise"
TB534"TB534 Noise and Vibration Generators"
TB535"TB535 Control and Utilization of Vibration and Noise"
TB54"TB54 Electroacoustic Engineering"
TB55"TB55 Ultrasonic Engineering"
TB551"TB551 Ultrasonic Measurement"
TB552"TB552 Ultrasonic Transducers"
TB553"TB553 Ultrasonic Control and Detection"
TB559"TB559 Applications of Ultrasonics"
TB56"TB56 Hydroacoustic Engineering"
TB561"TB561 Underwater Sound Sources"
TB564"TB564 Hydroacoustic Materials"
TB565"TB565 Hydroacoustic Instruments and Equipment"
TB566"TB566 Underwater Detection"
TB567"TB567 Underwater Communication (Sonar Communication)"
TB568"TB568 Hydroacoustic Navigation"
TB57"TB57 Photoacoustic Engineering"
TB6"TB6 Refrigeration Engineering"
TB61"TB61 Refrigeration Theory"
TB64"TB64 Refrigeration Materials"
TB65"TB65 Refrigeration Machinery and Equipment"
TB651"TB651 Refrigeration Machine"
TB652"TB652 Compressor"
TB653"TB653 Expansion Machine"
TB654"TB654 Liquid Pump"
TB655"TB655 Low-temperature Pump"
TB657"TB657 Refrigeration Equipment"
TB658"TB658 Storage and Transportation Equipment"
TB66"TB66 Refrigeration Technology"
TB661"TB661 Ultra-low Temperature Technology"
TB662"TB662 Gas Purification Technology"
TB663"TB663 Experimental Measurement and Automation Technology"
TB664"TB664 Safety Technology"
TB69"TB69 Refrigeration Applications"
TB7"TB7 Vacuum Technology"
TB71"TB71 Basic Vacuum Theory"
TB74"TB74 Vacuum Materials"
TB741"TB741 Metal Materials"
TB742"TB742 Non-metal Materials"
TB743"TB743 Sealing Materials"
TB75"TB75 Vacuum Obtaining Technology and Equipment"
TB751"TB751 Vacuum Obtaining Technology"
TB752"TB752 Vacuum Pumps"
TB753"TB753 Vacuum Systems (Units)"
TB754"TB754 Vacuum Components"
TB756"TB756 Manufacturing Technology of Vacuum Equipment"
TB77"TB77 Vacuum Testing and Instruments"
TB771"TB771 Vacuum Testing Technology"
TB772"TB772 Vacuum Gauge (Total Pressure Measurement)"
TB773"TB773 Mass Spectrometer"
TB774"TB774 Vacuum Leak Detection and Instruments"
TB775"TB775 Vacuum Automatic Recorder"
TB79"TB79 Applications of Vacuum Technology"
TB8"TB8 Photography Technology"
TB81"TB81 Photography Theory"
TB811"TB811 Photography Optics"
TB812"TB812 Photography Chemistry"
TB82"TB82 Shooting Techniques"
TB84"TB84 Photosensitive Materials"
TB85"TB85 Photographic Apparatus and Equipment"
TB851"TB851 Optical Lenses, Filters"
TB852"TB852 Photographic and Copying Equipment"
TB853"TB853 Photography Equipment"
TB854"TB854 Darkroom Equipment, Printing and Developing Equipment"
TB855"TB855 Editing Equipment"
TB856"TB856 Recording Equipment, Playback Equipment"
TB857"TB857 Projection Equipment"
TB858"TB858 Light Source Equipment, Lighting Equipment"
TB86"TB86 Various Photography Techniques"
TB861"TB861 Color Photography"
TB863"TB863 Stereoscopic Photography"
TB864"TB864 Panoramic Photography (Swinging Lens Photography)"
TB866"TB866 Infrared Photography, Ultraviolet Photography"
TB867"TB867 Radiography"
TB868"TB868 Underwater Photography"
TB869"TB869 Aerial Photography"
TB871"TB871 Satellite Photography"
TB872"TB872 High-speed Photography"
TB873"TB873 Microphotography"
TB874"TB874 Photoelectric Low-light Photography"
TB876"TB876 Facsimile Photography"
TB877"TB877 Holographic Photography"
TB878"TB878 Cinematography"
TB879"TB879 Other"
TB88"TB88 Printing Technology"
TB881"TB881 Negative Process"
TB882"TB882 Positive Process"
TB883"TB883 Reversal and Duplication"
TB885"TB885 Photo Retouching"
TB886"TB886 Printing with Special Materials Base"
TB888"TB888 Film Printing"
TB89"TB89 Applications of Photography Techniques"
TB9"TB9 Metrology"
TB91"TB91 Units of Measurement and Unit Systems"
TB911"TB911 Metric System"
TB912"TB912 Chinese System (Traditional Chinese System)"
TB913"TB913 Various National Unit Systems"
TB92"TB92 Measurement of Geometric Quantities"
TB921"TB921 Length Measurement"
TB922"TB922 Angle Measurement"
TB93"TB93 Mechanical Measurement"
TB931"TB931 Force Measurement"
TB932"TB932 Mass Measurement"
TB933"TB933 Density and Viscosity Measurement"
TB934"TB934 Speed and Acceleration Measurement"
TB935"TB935 Pressure and Vacuum Measurement"
TB936"TB936 Impact and Vibration Measurement"
TB937"TB937 Flow and Velocity Measurement"
TB939"TB939 Time and Frequency Measurement"
TB94"TB94 Thermodynamic Measurement"
TB941"TB941 Heat Measurement"
TB942"TB942 Temperature Measurement"
TB943"TB943 Humidity Measurement"
TB95"TB95 Acoustic Measurement"
TB96"TB96 Optical Measurement"
TB97"TB97 Electromagnetics and Radio Measurement"
TB971"TB971 Electrical Measurement"
TB972"TB972 Magnetic Measurement"
TB973"TB973 Radio Measurement"
TB98"TB98 Ionizing Radiation and Radioactivity Measurement"
TB99"TB99 Physical Chemistry Measurement"
TD"TD Mining Engineering"
TD1"TD1 Mining Geology and Surveying"
TD11"TD11 Mineralogy"
TD12"TD12 Hydrogeology and Engineering Geology"
TD15"TD15 Surveying and Exploration"
TD163"TD163 Mine Geology"
TD164"TD164 Open-pit Mine Geology"
TD166"TD166 Production Geological Exploration"
TD167"TD167 Mining Environmental Geology"
TD17"TD17 Mine Surveying and Mapping"
TD171"TD171 Mine Surveying and Mapping"
TD172"TD172 Measurement Errors and Adjustment"
TD173"TD173 Mine Area Control Survey"
TD174"TD174 Shaft Survey"
TD175"TD175 Production Mine Survey"
TD176"TD176 Open-pit Mining Survey"
TD177"TD177 Mine Geometry"
TD178"TD178 Mine Surveying Instruments and Tools"
TD2"TD2 Mine Design and Construction"
TD21"TD21 Mine Design"
TD211"TD211 Design Theory"
TD212"TD212 Mine Area Planning and Overall Design"
TD213"TD213 Standardized Design"
TD214"TD214 Mine Design"
TD216"TD216 Open-pit Mine Design"
TD217"TD217 Mine Expansion and Deepening Design"
TD218"TD218 Mine Water Supply Design"
TD219"TD219 Comprehensive Development Design of Mineral Resources"
TD22"TD22 Surface Construction in Mines"
TD221"TD221 Overall Planning of Surface in Mine Area"
TD223"TD223 Industrial Production Buildings"
TD228"TD228 Auxiliary Production Buildings"
TD229"TD229 Civil Buildings"
TD23"TD23 Rock Drilling and Blasting Engineering"
TD231"TD231 Drilling and Rock Engineering"
TD235"TD235 Blasting Engineering"
TD236"TD236 Cutting Slot Method"
TD26"TD26 Shaft and Gallery Engineering"
TD262"TD262 Shaft Design and Construction"
TD263"TD263 Gallery Design and Construction"
TD264"TD264 Pit Bottom Yard and Shaft Room Design and Construction"
TD265"TD265 Special Construction Methods for Shafts and Galleries"
TD266"TD266 Shaft and Gallery Restoration and Reconstruction"
TD3"TD3 Mine Pressure and Support"
TD31"TD31 Mine Pressure Theory"
TD311"TD311 Original Rock Stress"
TD313"TD313 Rock Mechanical Properties"
TD315"TD315 Rock Mechanical Property Testing"
TD32"TD32 Mine Pressure and Rock Movement"
TD321"TD321 Shaft Ground Pressure"
TD322"TD322 Gallery Pressure"
TD323"TD323 Pressure on Mining Face"
TD324"TD324 Dynamic Ground Pressure"
TD325"TD325 Rock Movement"
TD326"TD326 Mine Pressure Observation and Equipment"
TD327"TD327 Rock Subsidence and Safety Measures"
TD35"TD35 Mine Support and Equipment"
TD352"TD352 Shaft Support"
TD353"TD353 Gallery Support"
TD354"TD354 Room Support"
TD355"TD355 Mining Face Support"
TD4"TD4 Mining Machinery"
TD40"TD40 General Issues"
TD401"TD401 Mechanical Principles"
TD402"TD402 Mechanical Design, Calculation, and Drawing"
TD403"TD403 Mechanical Structure and Components"
TD404"TD404 Mechanical Manufacturing Materials"
TD406"TD406 Mechanical Manufacturing Processes"
TD407"TD407 Mechanical Installation, Operation, and Maintenance"
TD408"TD408 Mechanical Plants, Machine Repair Shops"
TD41"TD41 Exploration Machinery, Drilling Machines"
TD42"TD42 Mining Machinery"
TD421"TD421 Underground Mining Machinery"
TD422"TD422 Open-pit Mining Machinery"
TD423"TD423 Sand Mine Bed Mining Machinery"
TD424"TD424 Subsea Mineral Bed Mining Machinery"
TD43"TD43 Hydraulic Mining Machinery and Equipment"
TD431"TD431 Hydraulic Mining Machinery"
TD432"TD432 Hydraulic Transport and Lifting Machinery"
TD433"TD433 Dewatering Machinery and Equipment"
TD434"TD434 High-Pressure Water Supply Equipment"
TD44"TD44 Fixed Machinery and Equipment in Mines"
TD441"TD441 Mining Ventilation Equipment"
TD442"TD442 Mining Drainage Equipment"
TD443"TD443 Mining Compressed Air Equipment"
TD444"TD444 Mine Hoisting Equipment"
TD45"TD45 Ore Dressing Machinery"
TD451"TD451 Crushers"
TD452"TD452 Screening Machines"
TD453"TD453 Ore Grinding Machines"
TD454"TD454 Classifiers"
TD455"TD455 Gravity Ore Dressing Machines"
TD456"TD456 Flotation Machines"
TD457"TD457 Magnetic and Electrostatic Ore Dressing Machines"
TD461"TD461 Special Ore Dressing Machines"
TD462"TD462 Post-processing Machinery in Ore Dressing"
TD463"TD463 Auxiliary Ore Dressing Machinery"
TD464"TD464 Sintering and Pelletizing Machinery"
TD5"TD5 Mining Transportation and Equipment"
TD52"TD52 Underground Transportation and Equipment"
TD522"TD522 Hydraulic Transportation and Equipment"
TD523"TD523 Wind Transportation and Equipment"
TD524"TD524 Rail Transportation and Equipment"
TD525"TD525 Trackless Transportation"
TD526"TD526 Wire Rope Transportation"
TD527"TD527 Cableway Transportation"
TD528"TD528 Conveyor Transportation"
TD529"TD529 Underground Transportation Systems"
TD53"TD53 Mine Hoisting"
TD531"TD531 Hoisting Containers"
TD532"TD532 Hoisting Wire Ropes"
TD533"TD533 Headframe"
TD534"TD534 Hoisting Engine"
TD535"TD535 Shaft Equipment"
TD538"TD538 Hoisting Auxiliary Equipment"
TD54"TD54 Shaft Equipment"
TD55"TD55 Incline Shaft Transportation"
TD56"TD56 Surface Transportation"
TD561"TD561 Surface Transportation Systems"
TD562"TD562 Transportation Auxiliary Machinery and Equipment"
TD563"TD563 Aerial Cableway Transportation"
TD564"TD564 Ore Storage Yard"
TD57"TD57 Open-pit Mine Transportation"
TD58"TD58 Off-site Transportation"
TD6"TD6 Mining Electrical Engineering"
TD601"TD601 Theory"
TD602"TD602 Design and Calculation"
TD605"TD605 Electrical Devices, Instruments, Equipment"
TD607"TD607 Installation and Maintenance"
TD608"TD608 Safety Technology"
TD609"TD609 Energy Saving"
TD61"TD61 Mine Power Transmission and Distribution"
TD611"TD611 Underground Power Supply and Equipment"
TD612"TD612 Surface Power Supply and Equipment"
TD613"TD613 Open-pit Mine Power Supply and Equipment"
TD614"TD614 Mine Motors and Their Control"
TD62"TD62 Mining Electrical Lighting and Equipment"
TD621"TD621 Mining Lighting Lamps"
TD623"TD623 Lighting Circuits"
TD625"TD625 Lighting Equipment"
TD63"TD63 Power Equipment and Automation of Mining Machinery"
TD64"TD64 Power Equipment of Mining Locomotives"
TD65"TD65 Mining Signals and Communication"
TD67"TD67 Automation Technology in Mining Production"
TD671"TD671 Theory"
TD672"TD672 Application of Electronic Computers"
TD673"TD673 Mining Television"
TD676"TD676 Remote Control, Telemetry, Tele-Signaling Systems"
TD679"TD679 Other Applications of Electronic Technology in Mining Engineering"
TD68"TD68 Mining Electrical Safety Equipment"
TD684"TD684 Explosion-proof Equipment"
TD687"TD687 Inspection Technology"
TD7"TD7 Mining Safety and Labor Protection"
TD71"TD71 Mine Atmosphere"
TD711"TD711 Mine Air Purification"
TD712"TD712 Mine Gas"
TD713"TD713 Prevention and Treatment of Coal (Rock) and Gas Outbursts"
TD714"TD714 Mine Dust"
TD72"TD72 Mine Ventilation"
TD721"TD721 Mine Air Dynamics"
TD722"TD722 Ventilation Design and Calculation of Air Volume and Resistance"
TD723"TD723 Ventilation Measurement and Testing Instruments"
TD724"TD724 Ventilation Systems, Ventilation Methods, and Equipment"
TD725"TD725 Ventilation Networks"
TD726"TD726 Ventilation Management and Ventilation Structures"
TD727"TD727 Climate Conditions and Regulation in Mines"
TD728"TD728 Mine Air Leakage and Prevention"
TD73"TD73 Rock Subsidence and Safety Measures"
TD74"TD74 Mine Drainage and Water Sealing"
TD741"TD741 Mining Hydrogeology"
TD742"TD742 Inrush Water in Mines"
TD743"TD743 Drainage and Water Sealing Methods"
TD744"TD744 Drainage and Water Sealing Equipment and Systems"
TD745"TD745 Prevention and Treatment of Mine Water Disasters"
TD75"TD75 Mine Fire Prevention"
TD76"TD76 Mine Safety Monitoring System"
TD77"TD77 Mining Accidents and Rescue"
TD78"TD78 Mine Health"
TD79"TD79 Labor Safety"
TD8"TD8 Mining Exploitation"
TD801"TD801 Mining Exploitation Theory"
TD802"TD802 Mining Exploitation Design"
TD803"TD803 Underground Exploitation"
TD804"TD804 Open-pit Mining Exploitation"
TD806"TD806 Sand Mine Bed Exploitation"
TD807"TD807 Underwater and Seabed Mineral Exploitation"
TD82"TD82 Coal Mining Exploitation"
TD821"TD821 Coal Mining Exploitation Theory"
TD822"TD822 Coal Mining Exploitation Design"
TD823"TD823 Underground Exploitation Methods"
TD824"TD824 Open-pit Coal Mining Exploitation"
TD825"TD825 Hydraulic Exploitation"
TD83"TD83 Oil Shale Exploitation"
TD84"TD84 Underground Gasification of Coal and Oil Shale"
TD841"TD841 Underground Gasification Theory"
TD842"TD842 Development and Preparatory Work"
TD843"TD843 Thermal Operations (Combustion Process)"
TD844"TD844 Control and Management of Underground Gasification Process"
TD845"TD845 Utilization of Underground Coal Gas"
TD849"TD849 Comprehensive Utilization of Coal"
TD85"TD85 Metal Ore Exploitation"
TD851"TD851 Ore Deposit Exploitation Theory"
TD852"TD852 Ore Deposit Exploitation Design"
TD853"TD853 Underground Exploitation"
TD854"TD854 Open-pit Mining Exploitation Method"
TD856"TD856 Sand Mine Bed Exploitation Method"
TD857"TD857 Seabed Mineral Exploitation Method"
TD858"TD858 Exploitation of Symbiotic Ores"
TD861"TD861 Black Metal Ore Exploitation"
TD862"TD862 Non-ferrous Metal Ore Exploitation"
TD863"TD863 Precious Metal Ore Exploitation"
TD864"TD864 Rare and Trace Metal Ore Exploitation"
TD865"TD865 Rare Earth and Dispersed Metal Ore Exploitation"
TD868"TD868 Radioactive metal ore mining"
TD87"TD87 Non-metallic ore mining"
TD871"TD871 Chemical industry and raw material extraction for chemical fertilizer industry"
TD872"TD872 Road construction and building material and stone mining"
TD873"TD873 Refractory, acid-resistant, ceramic, and glass raw material mining"
TD874"TD874 Natural abrasive mining"
TD875"TD875 Fillers, weighting agents, pigments, adsorbents, and bleaching material mining"
TD876"TD876 Consolidating material mining"
TD877"TD877 Insulation, heat insulation, and sound insulation material mining"
TD878"TD878 Decorative industry and precision instrument raw material mining"
TD879"TD879 Other"
TD88"TD88 Reclamation of mined areas"
TD9"TD9 Ore dressing"
TD91"TD91 Ore dressing theory"
TD912"TD912 Properties and types of ores"
TD913"TD913 Study of ore selectivity"
TD92"TD92 Ore dressing processes and methods"
TD921"TD921 Preparation work before dressing"
TD922"TD922 Gravity ore dressing"
TD923"TD923 Floatation ore dressing"
TD924"TD924 Electromagnetic ore dressing"
TD925"TD925 Special ore dressing"
TD926"TD926 Post-selection operations"
TD927"TD927 Heat treatment, sintering, and pelletizing of ores"
TD928"TD928 Ore dressing plants"
TD94"TD94 Coal selection"
TD95"TD95 Metal ore dressing"
TD951"TD951 Black metal ore dressing"
TD952"TD952 Non-ferrous metal ore dressing"
TD953"TD953 Precious metal ore dressing"
TD954"TD954 Rare and trace metal ore dressing"
TD955"TD955 Rare earth and dispersed metal ore dressing"
TD958"TD958 Radioactive metal ore dressing"
TD97"TD97 Non-metallic ore dressing"
TD98"TD98 Comprehensive utilization of mineral resources"
TD981"TD981 Black metal mineral resources"
TD982"TD982 Non-ferrous and precious metal mineral resources"
TD983"TD983 Rare, dispersed, and radioactive mineral resources"
TD984"TD984 Fuel mineral resources"
TD985"TD985 Non-metallic mineral resources"
TD989"TD989 Other"
TE"TE Petroleum and Natural Gas Industry"
TE0"TE0 Energy and conservation"
TE01"TE01 Energy calculation"
TE02"TE02 Energy survey"
TE08"TE08 Energy conservation"
TE09"TE09 Comprehensive energy utilization"
TE1"TE1 Petroleum and natural gas geology and exploration"
TE11"TE11 Oil and gas field exploration organization and management"
TE12"TE12 Petroleum and natural gas geology"
TE13"TE13 Oil and gas survey and exploration"
TE14"TE14 Oilfield geology"
TE15"TE15 Oil and gas field measurement and reserve calculation"
TE17"TE17 Regional distribution of oil and gas fields"
TE19"TE19 Application of new technologies in petroleum and natural gas geology and exploration"
TE2"TE2 Drilling engineering"
TE21"TE21 Drilling theory"
TE22"TE22 Drilling design"
TE24"TE24 Drilling process"
TE25"TE25 Well washing, cementing, completion, and prevention of formation damage"
TE26"TE26 Wellbore quality and cementing quality inspection"
TE27"TE27 Intermediate testing and well testing"
TE28"TE28 Drilling safety and handling of complex situations"
TE29"TE29 Analysis of comprehensive technical and economic indicators of drilling"
TE3"TE3 Oil and gas field development and exploitation"
TE31"TE31 Basic theory"
TE32"TE32 Development design and calculation of oil and gas fields"
TE33"TE33 Dynamic analysis of oil and gas fields"
TE34"TE34 Oilfield development (reservoir engineering)"
TE35"TE35 Oil recovery engineering"
TE37"TE37 Gas field development and exploitation"
TE38"TE38 Safety technology for oil and gas field development and exploitation"
TE39"TE39 Application chemistry in oilfields"
TE4"TE4 Oil and gas field construction"
TE41"TE41 Factory design, planning, and layout"
TE42"TE42 Equipment and installation, construction"
TE43"TE43 Power supply"
TE44"TE44 Heating and lighting equipment"
TE45"TE45 Water supply and drainage"
TE46"TE46 Transportation and communication"
TE48"TE48 Production technology safety and hygiene"
TE49"TE49 Other"
TE5"TE5 Offshore oil and gas field exploration and development"
TE51"TE51 Offshore oil and gas field geology and exploration"
TE52"TE52 Offshore oil and gas field drilling engineering"
TE53"TE53 Offshore oil and gas field exploitation technology"
TE54"TE54 Offshore oil and gas field construction engineering"
TE58"TE58 Safety technology for offshore oil and gas field exploration and development"
TE6"TE6 Petroleum refining industry"
TE62"TE62 Petroleum refining"
TE64"TE64 Natural gas processing"
TE65"TE65 Petrochemical industry"
TE66"TE66 Synthetic petroleum"
TE68"TE68 Oil and gas processing plants"
TE8"TE8 Petroleum and natural gas storage and transportation"
TE9"TE9 Petroleum machinery and automation"
TE91"TE91 Geological exploration machinery and equipment"
TE92"TE92 Drilling machinery and equipment"
TE93"TE93 Oil and gas extraction machinery and equipment"
TE94"TE94 Oil and gas field engineering construction machinery and equipment"
TE95"TE95 Offshore oil and gas field development and exploitation machinery and equipment"
TE96"TE96 Oil and gas processing plant machinery and equipment"
TE97"TE97 Oil and gas storage and transportation machinery and equipment"
TE98"TE98 Corrosion and protection of machinery and equipment"
TE99"TE99 Environmental protection and comprehensive utilization of petroleum and natural gas industry"
TF"TF Metallurgical Industry "
TF0"TF0 General issues"
TF01"TF01 Metallurgical principles"
TF02"TF02 Smelting calculations"
TF03"TF03 Smelting tests and analysis"
TF04"TF04 Pre-treatment of smelting raw materials and ores"
TF041"TF041 Ores"
TF042"TF042 Metal scraps"
TF044"TF044 Fluxes, auxiliary materials"
TF046"TF046 Pre-treatment, sintering, and pelletizing of ores"
TF05"TF05 Metallurgical fuel and combustion"
TF051"TF051 Combustion theory and calculation"
TF053"TF053 Solid fuel and combustion"
TF054"TF054 Liquid fuel and combustion"
TF055"TF055 Gaseous fuel and combustion"
TF058"TF058 Mixed fuel and combustion"
TF059"TF059 Other"
TF06"TF06 Metallurgical furnaces"
TF061"TF061 Metallurgical furnace theory"
TF062"TF062 Metallurgical furnace design and calculation"
TF063"TF063 Metallurgical furnace construction"
TF065"TF065 Metallurgical furnace masonry and maintenance"
TF066"TF066 Metallurgical furnace equipment"
TF068"TF068 Metallurgical furnace thermal operation"
TF08"TF08 Metallurgical plants"
TF081"TF081 Site selection and construction requirements"
TF082"TF082 Equipment installation"
TF083"TF083 Power supply"
TF085"TF085 Water supply and drainage"
TF086"TF086 Storage and transportation"
TF087"TF087 Production technology management"
TF088"TF088 Production technology safety and labor protection"
TF089"TF089 Iron and steel enterprises"
TF09"TF09 Metallurgical industry waste treatment and comprehensive utilization"
TF1"TF1 Metallurgical technology"
TF11"TF11 Extractive metallurgy (chemical metallurgy)"
TF111"TF111 Metal smelting"
TF114"TF114 Metal refining"
TF12"TF12 Powder metallurgy (metal ceramic technology)"
TF121"TF121 Powder metallurgy principles"
TF122"TF122 Powder characteristics and inspection"
TF123"TF123 Powder manufacturing methods"
TF124"TF124 Powder forming, sintering, and post-treatment"
TF125"TF125 Powder metallurgy products and their applications"
TF13"TF13 Vacuum metallurgy"
TF131"TF131 Vacuum metallurgy principles"
TF132"TF132 Vacuum arc melting"
TF133"TF133 Vacuum induction melting"
TF134"TF134 Electron beam melting"
TF135"TF135 Vacuum treatment"
TF136"TF136 Vacuum melting equipment"
TF138"TF138 Application of vacuum systems"
TF14"TF14 Electroslag remelting"
TF141"TF141 Theory"
TF142"TF142 Electroslag remelting process"
TF15"TF15 Nuclear metallurgy"
TF16"TF16 Fiber metallurgy"
TF17"TF17 Halogen metallurgy"
TF18"TF18 Microbial metallurgy"
TF19"TF19 Other metallurgical technologies"
TF3"TF3 Metallurgical machinery and production automation"
TF301"TF301 Basic theory"
TF302"TF302 Design, calculation, and drafting"
TF303"TF303 Structure, components"
TF304"TF304 Materials for manufacturing"
TF305"TF305 Equipment for manufacturing"
TF306"TF306 Manufacturing process"
TF307"TF307 Operation and maintenance"
TF31"TF31 Iron and steel smelting machinery and production automation"
TF32"TF32 Iron smelting machinery and production automation"
TF321"TF321 Iron smelting machinery"
TF325"TF325 Iron smelting production automation"
TF33"TF33 Ferrous alloy smelting machinery and production automation"
TF34"TF34 Steel smelting machinery and production automation"
TF341"TF341 Steel smelting machinery"
TF345"TF345 Steel smelting production automation"
TF35"TF35 Non-ferrous metallurgical machinery and production automation"
TF351"TF351 Non-ferrous metallurgical machinery"
TF355"TF355 Non-ferrous metallurgical production automation"
TF37"TF37 Powder metallurgy machinery and production automation"
TF4"TF4 Iron and steel smelting (general)"
TF5"TF5 Iron smelting"
TF51"TF51 Theory and calculation"
TF511"TF511 Smelting principles"
TF512"TF512 Smelting calculations"
TF52"TF52 Raw materials"
TF521"TF521 Iron ore"
TF522"TF522 Pig iron"
TF523"TF523 Scrap iron, scrap"
TF524"TF524 Slag"
TF525"TF525 Flux"
TF526"TF526 Fuel"
TF53"TF53 Blast furnace smelting process"
TF531"TF531 Theory and calculation"
TF532"TF532 Heating and furnace charge decomposition"
TF533"TF533 Reduction"
TF534"TF534 Slag making"
TF535"TF535 Formation of pig iron"
TF536"TF536 Combustion reactions and changes in gas composition"
TF537"TF537 Movement of charge and gas"
TF538"TF538 Intensified smelting in blast furnaces"
TF54"TF54 Blast furnace operation"
TF541"TF541 Preparation before blowing in"
TF542"TF542 Blowing in, charging"
TF543"TF543 Smelting process operation"
TF544"TF544 Hot blast stove operation"
TF546"TF546 Pre-furnace operation"
TF547"TF547 Dust removal from blast furnace gas"
TF548"TF548 Blast furnace shutdown operation"
TF549"TF549 Blast furnace malfunctions and prevention"
TF55"TF55 Direct reduction of iron ore"
TF551"TF551 Rotary kiln method"
TF552"TF552 Fluidized bed method"
TF553"TF553 Reactor method"
TF554"TF554 Vertical kiln method"
TF555"TF555 Electric furnace method"
TF556"TF556 High-temperature reduction method"
TF557"TF557 Molten reduction method"
TF559"TF559 Other"
TF56"TF56 Other iron smelting methods"
TF561"TF561 Small blast furnace iron smelting"
TF562"TF562 Crucible furnace iron smelting"
TF563"TF563 Low shaft furnace iron smelting"
TF564"TF564 Electric shaft furnace iron smelting"
TF57"TF57 Iron smelting furnace (blast furnace)"
TF572"TF572 Design and calculation"
TF573"TF573 Construction"
TF576"TF576 Masonry, maintenance"
TF578"TF578 Hot blast stove"
TF579"TF579 Other iron smelting furnaces"
TF58"TF58 Iron smelting plant"
TF59"TF59 Iron smelting products"
TF591"TF591 Production of pure iron"
TF592"TF592 Smelting Pig Iron"
TF593"TF593 Casting Pig Iron"
TF594"TF594 Alloy Cast Iron"
TF6"TF6 Ferrous alloy smelting"
TF61"TF61 Theory and calculation"
TF62"TF62 Raw materials"
TF63"TF63 Smelting methods"
TF631"TF631 Blast furnace smelting"
TF632"TF632 Electric smelting"
TF633"TF633 Metal pyrometallurgy"
TF634"TF634 Electric metal pyrometallurgy"
TF635"TF635 Mixed method"
TF636"TF636 Oxygen-enriched smelting methods"
TF637"TF637 Vacuum method"
TF64"TF64 Various ferroalloy smelting"
TF641"TF641 Chromium iron"
TF642"TF642 Manganese iron and manganese alloy"
TF643"TF643 Molybdenum iron"
TF644"TF644 Nickel iron"
TF645"TF645 Silicon iron"
TF646"TF646 Vanadium iron"
TF647"TF647 Cobalt iron"
TF648"TF648 Phosphorus iron"
TF649"TF649 Niobium iron"
TF651"TF651 Titanium iron"
TF652"TF652 Tungsten iron"
TF7"TF7 Steelmaking"
TF701"TF701 Theory and calculation"
TF702"TF702 Raw materials"
TF703"TF703 Smelting processes and operations"
TF71"TF71 Converter steelmaking"
TF711"TF711 Theory and calculation"
TF713"TF713 Smelting processes and operations"
TF715"TF715 Bottom-blown converter steelmaking"
TF716"TF716 Side-blown converter steelmaking"
TF717"TF717 Acidic converter steelmaking"
TF718"TF718 Basic converter steelmaking"
TF72"TF72 Oxygen converter steelmaking"
TF721"TF721 Theory and calculation"
TF723"TF723 Smelting processes and operations"
TF724"TF724 Top-blown oxygen converter steelmaking"
TF725"TF725 Top-blown oxygen converter steelmaking with lime powder injection"
TF726"TF726 Tilting rotary furnace steelmaking"
TF727"TF727 Horizontal rotary furnace steelmaking"
TF728"TF728 Bottom-blown oxygen converter steelmaking"
TF729"TF729 Top and bottom combined blowing method"
TF73"TF73 Open-hearth steelmaking"
TF731"TF731 Theory and calculation"
TF733"TF733 Smelting processes"
TF734"TF734 Open-hearth operation techniques"
TF735"TF735 Acid open-hearth steelmaking"
TF736"TF736 Basic open-hearth steelmaking"
TF737"TF737 Twin-chamber (double-melting chamber) open-hearth steelmaking"
TF741"TF741 Electric furnace steelmaking"
TF742"TF742 Mixed steelmaking"
TF743"TF743 Vacuum steelmaking"
TF744"TF744 Steel electric slag remelting"
TF746"TF746 Other steelmaking methods"
TF747"TF747 Early steelmaking methods"
TF748"TF748 Steel smelting furnaces"
TF758"TF758 Steel plants"
TF76"TF76 Smelting of various steels"
TF761"TF761 Carbon steel"
TF762"TF762 High-quality steel"
TF763"TF763 Tool steel"
TF764"TF764 Special-purpose steel"
TF769"TF769 Secondary refining and external treatment of molten steel"
TF77"TF77 Ingot casting"
TF771"TF771 Ingot casting theory"
TF774"TF774 Solidification"
TF775"TF775 Casting"
TF776"TF776 Demolding, refining"
TF777"TF777 Continuous steel casting, near-net shape casting"
TF79"TF79 Other ferrous metal smelting"
TF791"TF791 Ferrochrome smelting"
TF792"TF792 Ferromanganese smelting"
TF8"TF8 Non-ferrous metal smelting"
TF801"TF801 Theory and calculation"
TF802"TF802 Raw materials and their preparation"
TF803"TF803 Metal extraction"
TF804"TF804 Metal refining, high-purity metal preparation"
TF806"TF806 Non-ferrous metallurgical furnaces"
TF807"TF807 Ingot casting"
TF808"TF808 Non-ferrous metallurgical plants"
TF81"TF81 Heavy metal smelting"
TF811"TF811 Copper"
TF812"TF812 Lead"
TF813"TF813 Zinc"
TF814"TF814 Tin"
TF815"TF815 Nickel"
TF816"TF816 Cobalt"
TF817"TF817 Bismuth"
TF818"TF818 Antimony"
TF82"TF82 Light metal smelting"
TF821"TF821 Aluminum"
TF822"TF822 Magnesium"
TF823"TF823 Titanium"
TF824"TF824 Beryllium"
TF826"TF826 Alkali metals"
TF827"TF827 Alkaline earth metals"
TF83"TF83 Smelting of precious metals and platinum group metals"
TF831"TF831 Gold"
TF832"TF832 Silver"
TF833"TF833 Platinum"
TF834"TF834 Iridium"
TF835"TF835 Osmium"
TF836"TF836 Palladium"
TF837"TF837 Rhodium"
TF838"TF838 Ruthenium"
TF839"TF839 Other"
TF84"TF84 Smelting of rare metals"
TF841"TF841 Hard-to-melt metal smelting (high-temperature molten metals)"
TF843"TF843 Smelting of rare and scattered elements"
TF845"TF845 Smelting of rare earth metals"
TF88"TF88 Smelting of radioactive elements"
TF89"TF89 Smelting of semiconductor elements"
TG"TG Metallurgy and Metalworking"
TG1"TG1 Metallography and heat treatment"
TG11"TG11 Metallography"
TG13"TG13 Metallurgy and properties of various alloys"
TG14"TG14 Metal materials"
TG15"TG15 Heat treatment"
TG17"TG17 Metal corrosion and protection, metal surface treatment"
TG2"TG2 Casting"
TG21"TG21 Casting theory"
TG22"TG22 Casting raw materials and preparation"
TG23"TG23 Casting machinery and equipment"
TG24"TG24 Casting process"
TG249"TG249 Special casting"
TG25"TG25 Casting of cast iron parts"
TG26"TG26 Casting of steel parts"
TG27"TG27 Alloy casting"
TG28"TG28 Casting workshop (factory)"
TG29"TG29 Non-ferrous metal casting"
TG3"TG3 Metal pressure processing"
TG31"TG31 Forging, die forging and forging"
TG33"TG33 Rolling"
TG35"TG35 Drawing, extrusion"
TG37"TG37 Extrusion"
TG38"TG38 Cold stamping (sheet metal processing)"
TG39"TG39 High-energy forming"
TG4"TG4 Welding, metal cutting, and metal bonding"
TG42"TG42 Welding materials"
TG43"TG43 Welding equipment"
TG44"TG44 Welding process"
TG47"TG47 Application of welding"
TG48"TG48 Metal cutting and equipment"
TG49"TG49 Bonding, adhesive bonding"
TG5"TG5 Metal cutting and machining and machine tools"
TG51"TG51 Turning machining and lathe"
TG52"TG52 Drilling machining and drilling machine"
TG53"TG53 Boring machining and boring machine"
TG54"TG54 Milling machining and milling machine"
TG55"TG55 Planing machining, planer and slotter (vertical planer)"
TG56"TG56 Sawing machining and sawing machine, filing machine"
TG57"TG57 Turning machining and lathe"
TG58"TG58 Grinding machining and grinding machine"
TG61"TG61 Gear machining and gear machine tool"
TG62"TG62 Threading machining and threading machine"
TG63"TG63 Engraving machining and engraving machine"
TG64"TG64 Instrument machining and instrument machine tool"
TG65"TG65 Combined machine tools and their processing"
TG659"TG659 Program-controlled machine tools, CNC machine tools and their processing"
TG66"TG66 Special processing machine tools and their processing"
TG68"TG68 Machine tool processing production automation"
TG7"TG7 Cutting tools, abrasives, tools, fixtures, molds, and hand tools"
TG71"TG71 Cutting tools"
TG73"TG73 Abrasive"
TG74"TG74 Abrasive, grinding"
TG75"TG75 Fixture"
TG76"TG76 Mold"
TG78"TG78 Hand tools"
TG8"TG8 Tolerance and technical measurement and mechanical measuring instruments"
TG81"TG81 Length measurement and its instruments"
TG82"TG82 Angle measurement and its instruments"
TG83"TG83 Form and position deviation measurement and its instruments"
TG84"TG84 Surface finish (surface roughness) measurement and its instruments"
TG85"TG85 Thread measurement and its instruments"
TG86"TG86 Gear measurement and its instruments"
TG87"TG87 Automatic measuring instruments"
TG88"TG88 Optical measuring instruments"
TG9"TG9 Fitter technology and assembly technology"
TG91"TG91 Basic theory"
TG93"TG93 Fitter work methods and equipment"
TG95"TG95 Machine assembly, machine installation method"
TG96"TG96 Packaging technology and product identification"
TH"TH Mechanical Instrument Industry"
TH11"TH11 Mechanics"
TH12"TH12 Mechanical design, calculation, and drafting"
TH13"TH13 Mechanical parts and transmission devices"
TH14"TH14 Materials for mechanical manufacturing"
TH16"TH16 Mechanical manufacturing technology"
TH17"TH17 Mechanical operation and maintenance"
TH18"TH18 Mechanical plant"
TH2"TH2 Lifting machinery and transportation machinery"
TH3"TH3 Pump"
TH4"TH4 Gas compression and transportation machinery"
TH6"TH6 Special machinery and equipment"
TH7"TH7 Instruments, meters"
TH71"TH71 Measuring instruments"
TH72"TH72 Coordinate instruments, computers, counters"
TH73"TH73 Physics and mechanics general instruments"
TH74"TH74 Optical instruments"
TH75"TH75 Astronomical instruments"
TH76"TH76 Earth Science Instruments"
TH77"TH77 Medical and Health Equipment"
TH79"TH79 Biological Science and Agricultural Science Instruments"
TH81"TH81 Thermal Measurement Instruments"
TH82"TH82 Mechanical Measurement Instruments"
TH83"TH83 Component Analysis Instruments"
TH841"TH841 Spectrometer"
TH842"TH842 Energy Spectrometer"
TH843"TH843 Mass Spectrometer"
TH85"TH85 Display Instruments"
TH86"TH86 Industrial Automation Instruments"
TH87"TH87 Material Testing and Testing Instruments"
TH89"TH89 Other Instruments and Meters"
TJ"TJ Weapons Industry"
TJ0"TJ0 General Issues"
TJ01"TJ01 Theory and Experiment"
TJ02"TJ02 Design, Calculation, Drawing"
TJ03"TJ03 Structure"
TJ04"TJ04 Materials"
TJ05"TJ05 Manufacturing Technology and Equipment"
TJ06"TJ06 Testing Techniques and Facilities"
TJ07"TJ07 Maintenance and Repair"
TJ08"TJ08 Manufacturing Plants"
TJ089"TJ089 Storage, Transportation, Destruction"
TJ2"TJ2 Firearms"
TJ21"TJ21 Pistols, Revolvers"
TJ22"TJ22 Rifles, Muskets"
TJ23"TJ23 Submachine Guns"
TJ24"TJ24 Light and Heavy Machine Guns"
TJ25"TJ25 Anti-Aircraft Machine Guns, Large-Caliber Machine Guns"
TJ26"TJ26 Tank Machine Guns, Naval Machine Guns, Aviation Machine Guns"
TJ27"TJ27 Special Purpose and Special Performance Guns"
TJ279"TJ279 Other Firearms"
TJ28"TJ28 Cold Weapons"
TJ29"TJ29 Grenade Launchers, Grenade Launchers"
TJ3"TJ3 Artillery"
TJ31"TJ31 Mortars"
TJ32"TJ32 Recoilless Rifles"
TJ33"TJ33 Grenade Launchers"
TJ34"TJ34 Cannons"
TJ35"TJ35 Anti-Aircraft Guns, Anti-Aircraft Machine Guns"
TJ36"TJ36 Super Guns"
TJ37"TJ37 Anti-Tank Guns"
TJ38"TJ38 Tank Guns"
TJ391"TJ391 Naval Guns"
TJ392"TJ392 Aviation Guns"
TJ393"TJ393 Rocket Artillery"
TJ394"TJ394 Coastal Guns"
TJ395"TJ395 Railway Guns"
TJ396"TJ396 Atomic Guns"
TJ399"TJ399 Other"
TJ4"TJ4 Ammunition, Fuses, Pyrotechnics"
TJ41"TJ41 Ammunition"
TJ43"TJ43 Fuses"
TJ45"TJ45 Pyrotechnics"
TJ5"TJ5 Explosive Devices, Fireworks, Explosives"
TJ51"TJ51 Explosive Devices"
TJ53"TJ53 Fireworks"
TJ55"TJ55 Explosives"
TJ6"TJ6 Underwater Weapons"
TJ61"TJ61 Mines"
TJ63"TJ63 Torpedoes and Launching Devices"
TJ65"TJ65 Deep-Sea Bombs and Launching Devices"
TJ67"TJ67 Anti-Submarine Weapons"
TJ7"TJ7 Rockets, Missiles"
TJ71"TJ71 Rocket Launchers, Rocket Artillery, Rocket Projectiles"
TJ76"TJ76 Missiles"
TJ8"TJ8 Tanks, Warships, Aircraft, Aerospace Weapons"
TJ81"TJ81 Tanks"
TJ83"TJ83 Warships"
TJ85"TJ85 Aircraft"
TJ86"TJ86 Aerospace Weapons"
TJ9"TJ9 Nuclear Weapons and Other Special Weapons and Protective Equipment"
TJ91"TJ91 Nuclear Weapons and Protective Equipment"
TJ92"TJ92 Chemical (Toxic) Weapons and Protective Equipment"
TJ93"TJ93 Biological Weapons and Protective Equipment"
TJ95"TJ95 Laser Weapons and Protective Equipment"
TJ96"TJ96 Acoustic Weapons and Protective Weapons"
TJ97"TJ97 Plasma Weapons and Protective Weapons"
TJ99"TJ99 Other Special Weapons and Protective Weapons"
TK"TK Energy and Power Engineering"
TK0"TK0 General Issues"
TK01"TK01 Energy"
TK02"TK02 Energy Storage Technology"
TK05"TK05 Power Machinery"
TK08"TK08 Power Plants"
TK1"TK1 Thermal Engineering, Heat Engines"
TK11"TK11 Heat Energy"
TK12"TK12 Thermal Engineering Theory"
TK14"TK14 Gas Turbines"
TK16"TK16 Fuel and Combustion"
TK17"TK17 Industrial Thermal Equipment"
TK2"TK2 Steam Power Engineering"
TK21"TK21 Steam Theory"
TK22"TK22 Steam Boilers"
TK24"TK24 Steam Engines"
TK26"TK26 Steam Turbines"
TK28"TK28 Steam Power Plants"
TK3"TK3 Thermal Measurement and Automatic Control of Heat Energy"
TK31"TK31 Measurement Technology and Instruments"
TK32"TK32 Thermal Automatic Control"
TK36"TK36 Installation, Adjustment"
TK37"TK37 Operation"
TK38"TK38 Maintenance"
TK39"TK39 Applications of Thermal Measurement and Automatic Control of Heat Energy"
TK4"TK4 Internal Combustion Engines"
TK41"TK41 Gasoline Engines"
TK42"TK42 Diesel Engines"
TK43"TK43 Gas Fuel Internal Combustion Engines"
TK44"TK44 Compound Engines"
TK45"TK45 Rotary Piston Internal Combustion Engines"
TK46"TK46 Other Fuels Internal Combustion Engines"
TK47"TK47 Gas Turbines (Gas Turbines)"
TK48"TK48 Jet Propulsion"
TK49"TK49 Rocket Engines"
TK5"TK5 Special Thermal Energy and Its Machinery"
TK51"TK51 Solar Energy Technology"
TK52"TK52 Geothermal Energy, Geothermal Machinery"
TK6"TK6 Bioenergy and Its Utilization"
TK7"TK7 Hydropower, Hydraulic Machinery"
TK71"TK71 Hydropower"
TK72"TK72 Hydraulic Machinery Theory"
TK73"TK73 Hydraulic Prime Movers, Water Turbines"
TK79"TK79 Utilization of Hydropower"
TK8"TK8 Wind Energy, Wind Power Machinery"
TK81"TK81 Wind Energy"
TK82"TK82 Wind Energy Storage"
TK83"TK83 Wind Power Machinery and Equipment"
TK89"TK89 Utilization of Wind Energy"
TK91"TK91 Hydrogen Energy and Its Utilization"
TL"TL Nuclear Technology"
TL1"TL1 Basic Theory"
TL11"TL11 Atomic Energy Physics"
TL12"TL12 Radioactive Chemistry"
TL13"TL13 Radiation Chemistry"
TL2"TL2 Nuclear Fuel and Its Production"
TL21"TL21 Production of Uranium Fuel"
TL22"TL22 Production of Thorium Fuel"
TL24"TL24 Treatment of Spent Fuel"
TL25"TL25 Separation of Uranium and Other Stable Isotopes"
TL27"TL27 Analysis of Nuclear Fuel"
TL28"TL28 Auxiliary Materials for Nuclear Fuel Production and Their Analysis"
TL291"TL291 Production of Thermal Nuclear Fuel"
TL292"TL292 Reactor and Its Equipment"
TL3"TL3 Nuclear Reactors and Their Engineering"
TL31"TL31 Basic Theory of Reactors"
TL32"TL32 Reactor Physics and Its Design, Calculation"
TL33"TL33 Reactor Thermal Hydraulics and Its Design, Calculation"
TL34"TL34 Reactor Materials and Their Performance"
TL35"TL35 Reactor Components and Their Design, Manufacturing"
TL36"TL36 Reactor Safety and Control"
TL37"TL37 Reactor Design, Construction, Installation, Experiment, and Measurement"
TL38"TL38 Reactor Operation and Maintenance"
TL4"TL4 Various Types of Nuclear Reactors, Nuclear Power Plants"
TL41"TL41 Nuclear Reactors: Classified by Purpose"
TL42"TL42 Nuclear Reactors: Classified by Coolant"
TL43"TL43 Nuclear Reactors: Classified by Neutron Spectrum"
TL44"TL44 Nuclear Reactors: Classified by Fuel"
TL45"TL45 Nuclear Reactors: Classified by Structure"
TL46"TL46 Fission-Fusion Hybrid Reactors"
TL48"TL48 Nuclear Power Plants (Nuclear Power Stations)"
TL5"TL5 Accelerators"
TL51"TL51 High Voltage Multipliers"
TL52"TL52 Electrostatic Accelerators, Tandem Electrostatic Accelerators"
TL53"TL53 Linear Accelerators"
TL54"TL54 Cyclic Accelerators"
TL55"TL55 Electron Beam Fusion Accelerators"
TL56"TL56 Heavy Ion Accelerators"
TL57"TL57 Particle Factories"
TL58"TL58 Particle Beam Fusion Accelerators"
TL593"TL593 Alternating Gradient Strong Focusing Accelerators"
TL594"TL594 Storage Rings (Colliding Beams)"
TL6"TL6 Controlled Thermonuclear Reactions"
TL61"TL61 Theory"
TL62"TL62 Fusion Engineering Technology"
TL63"TL63 Thermonuclear Devices"
TL64"TL64 Thermonuclear Reactors (Fusion Reactors)"
TL65"TL65 Plasma Diagnostics (Measurement)"
TL67"TL67 Experimental Techniques and Equipment"
TL69"TL69 Safety and Environment of Thermonuclear Reactors"
TL7"TL7 Radiation Protection"
TL71"TL71 Protection Theory"
TL72"TL72 Radiation Dosimetry"
TL73"TL73 Radiation Accidents"
TL75"TL75 Radiation Monitoring, Protection, and Health in Nuclear Facilities and Uranium Mines"
TL76"TL76 Radiation Protection for Nuclear Tests"
TL77"TL77 Radiation Protection for Radiation Sources"
TL8"TL8 Particle Detection Technology, Radiation Detection Technology, and Nuclear Instruments"
TL81"TL81 Radiation Detection Technology and Instruments"
TL82"TL82 Nuclear Electronics Instruments"
TL84"TL84 Radiation Metrology and Measurement Technology"
TL91"TL91 Nuclear Explosions"
TL92"TL92 Production and Preparation of Radioisotopes"
TL929"TL929 Radiation Sources"
TL93"TL93 Packaging, Transportation, and Storage of Radioactive Materials"
TL94"TL94 Management and Comprehensive Utilization of Radioactive Waste"
TL99"TL99 Applications of Nuclear Energy Technology"
TM"TM Electrical Engineering "
TM0"TM0 General Issues"
TM1"TM1 Electrical Fundamentals"
TM11"TM11 Electrical Units, Electrical Calculations"
TM13"TM13 Circuit Theory"
TM14"TM14 Magnetic Circuits"
TM15"TM15 Application of Electromagnetic Field Theory"
TM2"TM2 Electrical Materials"
TM3"TM3 Electric Machines"
TM4"TM4 Transformers, Converters, and Reactors"
TM5"TM5 Electrical Apparatus"
TM6"TM6 Power Generation, Power Plants"
TM7"TM7 Transmission and Distribution Engineering, Power Grids and Power Systems"
TM8"TM8 High Voltage Technology"
TM91"TM91 Independent Power Supply Technology"
TM92"TM92 Electrification, Electrical Energy Applications"
TM921"TM921 Electric Power Drive (Electrical Transmission)"
TM922"TM922 Electric Traction"
TM923"TM923 Electric Lighting"
TM924"TM924 Electric Heating"
TM925"TM925 Household Appliances and Other Electrical Equipment"
TM926"TM926 Rural Electrification"
TM93"TM93 Electrical Measurement Technology and Instruments"
TN"TN Electronics and Telecommunications "
TN0"TN0 General Issues"
TN1"TN1 Vacuum Electronics"
TN2"TN2 Optoelectronics, Laser Technology"
TN3"TN3 Semiconductor Technology"
TN4"TN4 Microelectronics, Integrated Circuits"
TN6"TN6 Electronic Components, Modules"
TN7"TN7 Basic Electronic Circuits"
TN70"TN70 General Issues"
TN710"TN710 Electronic Circuits"
TN711"TN711 Networks"
TN713"TN713 Filters"
TN715"TN715 Equalizers"
TN72"TN72 Amplification Technology, Amplifiers"
TN73"TN73 Power Synthesizer"
TN75"TN75 Oscillation Technology, Oscillators"
TN76"TN76 Modulation Technology and Modulators, Demodulation Technology and Demodulators"
TN78"TN78 Pulse Technology, Pulse Circuits"
TN79"TN79 Digital Circuits"
TN8"TN8 Radio, Telecommunication Equipment"
TN82"TN82 Antennas"
TN85"TN85 Receiving Equipment, Radios"
TN86"TN86 Power Supply"
TN87"TN87 Terminal Equipment"
TN91"TN91 Communication"
TN911"TN911 Communication Theory"
TN912"TN912 Electroacoustic Technology and Speech Signal Processing"
TN913"TN913 Wired Communication, Communication Line Engineering"
TN914"TN914 Communication Systems (Transmission Systems)"
TN915"TN915 Communication Networks"
TN916"TN916 Telephone"
TN917"TN917 Telegraph, Fax"
TN918"TN918 Communication Confidentiality and Communication Security"
TN919"TN919 Data Communication"
TN92"TN92 Wireless Communication"
TN927"TN927 Satellite Communication and Space Communication"
TN93"TN93 Broadcasting"
TN94"TN94 Television"
TN95"TN95 Radar"
TN96"TN96 Radio Navigation"
TN97"TN97 Electronic Warfare"
TN99"TN99 Applications of Radio Electronics"
TP"TP Automation and Computer Technology "
TP1"TP1 Fundamental Theory of Automation"
TP11"TP11 Theory of Automation Systems"
TP13"TP13 Control Theory"
TP14"TP14 Information Theory"
TP15"TP15 Simulation Theory (Automatic Simulation Theory)"
TP17"TP17 Switching Circuit Theory"
TP18"TP18 Artificial Intelligence Theory"
TP181"TP181 Automated Reasoning, Machine Learning"
TP182"TP182 Expert Systems, Knowledge Engineering"
TP183"TP183 Artificial Neural Networks and Computing"
TP2"TP2 Automation Technology and Equipment"
TP20"TP20 General Issues"
TP21"TP21 Automation Components, Parts"
TP23"TP23 Automation Devices and Equipment"
TP24"TP24 Robotics Technology"
TP27"TP27 Automation Systems"
TP29"TP29 Applications of Automation Technology in Various Fields"
TP3"TP3 Computing Technology, Computer Technology"
TP30"TP30 General Issues"
TP309"TP309 Security and Confidentiality"
TP31"TP31 Computer Software"
TP311"TP311 Program Design, Databases, Software Engineering"
TP312"TP312 Programming Languages, Algorithm Languages"
TP313"TP313 Assembly Languages, Assembly Programs"
TP314"TP314 Compilation Programs, Interpretation Programs"
TP315"TP315 Management Programs, Management Systems"
TP316"TP316 Operating Systems"
TP317"TP317 Application Software (Software Packages)"
TP319"TP319 Specialized Software"
TP32"TP32 General Calculators and Computers"
TP33"TP33 Electronic Digital Computers (Discrete Action Electronic Computers)"
TP34"TP34 Electronic Analog Computers (Continuous Action Electronic Computers)"
TP35"TP35 Hybrid Electronic Computers"
TP36"TP36 Microcomputers"
TP368"TP368 Various Microcomputers"
TP37"TP37 Multimedia Technology and Multimedia Computers"
TP38"TP38 Other Computers"
TP381"TP381 Laser Computers"
TP383"TP383 Superconductive Computers"
TP384"TP384 Molecular Computers"
TP385"TP385 Quantum Computers"
TP387"TP387 Intelligent Computers"
TP39"TP39 Applications of Computers"
TP391"TP391 Information Processing (Information Processing)"
TP392"TP392 Various Specialized Databases"
TP393"TP393 Computer Networks"
TP399"TP399 Applications in Other Fields"
TP6"TP6 Jet Propulsion Technology (Flow Control Technology)"
TP7"TP7 Remote Sensing Technology"
TP73"TP73 Detection Instruments and Systems"
TP8"TP8 Telemetry Technology"
TQ"TQ Chemical Industry "
TQ0"TQ0 General Issues"
TQ01"TQ01 Fundamental Theory"
TQ011"TQ011 Chemical Mathematics"
TQ012"TQ012 Chemical Physics"
TQ013"TQ013 Chemical Physical Chemistry"
TQ014"TQ014 Industrial Analysis"
TQ015"TQ015 Chemical Calculation"
TQ016"TQ016 Chemical Experiments and Research"
TQ018"TQ018 Mathematical Models and Amplification"
TQ019"TQ019 Principles of Simulation, Similarity Principles, and Dimensional Analysis in Chemical Engineering"
TQ02"TQ02 Chemical Processes (Physical Processes and Physicochemical Processes)"
TQ021"TQ021 Fundamental Theory"
TQ022"TQ022 Material Conveying Processes"
TQ023"TQ023 Pressurized Processes"
TQ024"TQ024 Vacuum Processes"
TQ025"TQ025 Heating, Cooling, and Refrigeration Processes"
TQ026"TQ026 Operational Processes of Phase Change"
TQ027"TQ027 Mixing and Stirring Processes"
TQ028"TQ028 Separation Processes"
TQ029"TQ029 Deformation Processes of Solids"
TQ03"TQ03 Chemical Reaction Processes"
TQ031"TQ031 General Chemical Reaction Processes"
TQ032"TQ032 Catalytic Reaction Processes"
TQ033"TQ033 Biochemical Processes"
TQ034"TQ034 Photochemical Reaction Processes"
TQ035"TQ035 Electrochemical Reaction Processes"
TQ036"TQ036 High-Pressure and Low-Pressure Reaction Processes"
TQ037"TQ037 High-Temperature Reaction Processes"
TQ038"TQ038 Combustion Processes"
TQ039"TQ039 Other Chemical Reaction Processes"
TQ04"TQ04 Chemical Raw Materials, Auxiliary Materials"
TQ041"TQ041 Natural Products"
TQ042"TQ042 Chemical Raw Materials"
TQ047"TQ047 Auxiliary Materials"
TQ049"TQ049 Other Chemical Raw Materials"
TQ05"TQ05 Chemical Machinery and Instruments, Equipment"
TQ051"TQ051 Mechanical and Equipment for Chemical Processes"
TQ052"TQ052 Mechanical and Equipment for Chemical Reaction Processes"
TQ053"TQ053 General Mechanical and Equipment for Chemical Industry"
TQ054"TQ054 Furnaces and Kilns for Chemical Industry"
TQ055"TQ055 Auxiliary Machinery and Equipment for Chemical Industry"
TQ056"TQ056 Chemical Instruments, Instruments, and Automation Equipment"
TQ06"TQ06 Chemical Production Processes, Final Treatment, and Packaging of Products"
TQ062"TQ062 Production Methods and Processes"
TQ063"TQ063 Production Control, Endpoint Inspection"
TQ064"TQ064 Refining, Processing of Crude Products"
TQ067"TQ067 Final Treatment and Packaging of Products"
TQ07"TQ07 Chemical Products and By-products"
TQ072"TQ072 Chemical Products"
TQ073"TQ073 Intermediate Products (Intermediates), Semi-finished Products"
TQ074"TQ074 By-products"
TQ075"TQ075 Sampling, Analysis, and Identification"
TQ077"TQ077 Product Transportation and Storage"
TQ079"TQ079 Product Applications"
TQ08"TQ08 Chemical Plants"
TQ081"TQ081 Factory Site Planning and Selection"
TQ082"TQ082 Equipment Installation and Operation"
TQ083"TQ083 Power Supply"
TQ085"TQ085 Industrial Water, Water Treatment"
TQ086"TQ086 Production Safety Technology"
TQ09"TQ09 Treatment and Comprehensive Utilization of Chemical Industry Waste"
TQ11"TQ11 Basic Inorganic Chemical Industry"
TQ111"TQ111 Inorganic Acid Production"
TQ113"TQ113 Ammonia and Ammonium Salt Industry"
TQ114"TQ114 Chlor-Alkali Industry"
TQ115"TQ115 Inorganic Salt Industry"
TQ116"TQ116 Industrial Gases"
TQ117"TQ117 Special Gases"
TQ118"TQ118 Inorganic Peroxides and Peroxide Salts"
TQ12"TQ12 Non-metallic Inorganic Compounds Chemical Industry"
TQ122"TQ122 Hydrogen"
TQ123"TQ123 Oxygen"
TQ124"TQ124 Halogens and Their Compounds"
TQ125"TQ125 Group VI Non-metal Elements and Their Inorganic Compounds"
TQ126"TQ126 Group V Non-metal Elements and Their Inorganic Compounds"
TQ127"TQ127 Group IV Non-metal Elements and Their Inorganic Compounds"
TQ128"TQ128 Group III Non-metal Elements (Boron) and Their Inorganic Compounds"
TQ129"TQ129 Inorganic Compounds Composed of Various Non-metal Elements"
TQ13"TQ13 Chemical Industry of Inorganic Compounds of Metal Elements"
TQ131"TQ131 Group I Metal Elements and Their Inorganic Compounds"
TQ132"TQ132 Group II Metal Elements and Their Inorganic Compounds"
TQ133"TQ133 Group III Metal Elements and Their Inorganic Compounds"
TQ134"TQ134 Group IV Metal Elements and Their Inorganic Compounds"
TQ135"TQ135 Group V Metal Elements and Their Inorganic Compounds"
TQ136"TQ136 Group VI Metal Elements and Their Inorganic Compounds"
TQ137"TQ137 Group VII Metal Elements and Their Inorganic Compounds"
TQ138"TQ138 Group VIII Metal Elements and Their Inorganic Compounds"
TQ15"TQ15 Electrochemical Industry"
TQ151"TQ151 Electrolysis Industry"
TQ152"TQ152 Chemical Power Industry"
TQ153"TQ153 Electroplating Industry"
TQ16"TQ16 Electric Heating Industry, High-Temperature Products Industry"
TQ161"TQ161 Production of Calcium Carbide (Electric Furnace)"
TQ162"TQ162 Production of Cyanamide Calcium"
TQ163"TQ163 Production of Artificial Superhard Materials"
TQ164"TQ164 Production of Synthetic Gems, Synthetic Gems"
TQ165"TQ165 Synthetic Graphite"
TQ17"TQ17 Silicate Industry"
TQ171"TQ171 Glass Industry"
TQ172"TQ172 Cement Industry"
TQ173"TQ173 Enamel (Enamel, Vitreous, and Lined Glass) Industry"
TQ174"TQ174 Ceramic Industry"
TQ175"TQ175 Refractory Materials Industry"
TQ176"TQ176 Asbestos Industry"
TQ177"TQ177 Artificial Stone and Other Cementing Materials"
TQ178"TQ178 Concrete and Concrete Products"
TQ179"TQ179 Bricks, Tiles, Blocks"
TQ2"TQ2 Basic Organic Chemical Industry"
TQ201"TQ201 Fundamental Theory"
TQ202"TQ202 Chemical Processes"
TQ203"TQ203 Chemical Reaction Processes"
TQ204"TQ204 Raw Materials and Auxiliary Materials"
TQ205"TQ205 Machinery and Equipment"
TQ206"TQ206 Production Processes"
TQ207"TQ207 Products"
TQ208"TQ208 Organic Chemical Plants"
TQ209"TQ209 Treatment and Comprehensive Utilization of Three Wastes"
TQ21"TQ21 Production of Various Organic Compounds (General)"
TQ211"TQ211 Hydrocarbons (Hydrocarbons)"
TQ213"TQ213 Halogen Derivatives, Halogenated Hydrocarbons"
TQ214"TQ214 Alcohols and Their Derivatives"
TQ215"TQ215 Aldehydes, Ketones, and Their Derivatives"
TQ216"TQ216 Organic Carboxylic Acids and Their Derivatives"
TQ217"TQ217 Nitrogen-containing Compounds"
TQ218"TQ218 Sulfur-containing Compounds"
TQ219"TQ219 Silicon-containing Compounds"
TQ22"TQ22 Production of Aliphatic Compounds (Non-cyclic Compounds)"
TQ221"TQ221 Aliphatic Hydrocarbons"
TQ222"TQ222 Halogenated Aliphatic Hydrocarbons"
TQ223"TQ223 Aliphatic Alcohols (Alcohols, Hydroxy Compounds) and Their Derivatives"
TQ224"TQ224 Aliphatic Aldehydes and Ketones (Carbonyl Compounds) and Their Derivatives"
TQ225"TQ225 Aliphatic Carboxylic Acids and Their Derivatives"
TQ226"TQ226 Aliphatic Nitrogen-containing Compounds"
TQ227"TQ227 Aliphatic Sulfur-containing Compounds"
TQ23"TQ23 Production of Cycloaliphatic Compounds"
TQ231"TQ231 Cycloaliphatic Hydrocarbons and Their Derivatives"
TQ232"TQ232 Halogenated Cycloaliphatic Hydrocarbons"
TQ233"TQ233 Cycloaliphatic Alcohols and Their Derivatives"
TQ234"TQ234 Cycloaliphatic Aldehydes, Ketones, and Their Derivatives"
TQ235"TQ235 Cycloaliphatic Carboxylic Acids and Their Derivatives"
TQ236"TQ236 Cycloaliphatic Nitrogen-containing Compounds"
TQ237"TQ237 Cycloaliphatic Sulfur-containing Compounds"
TQ24"TQ24 Production of Aromatic Compounds"
TQ241"TQ241 Aromatic Hydrocarbons"
TQ242"TQ242 Aromatic Hydrocarbon Halides"
TQ243"TQ243 Phenols, Aromatic Alcohols, and Their Derivatives"
TQ244"TQ244 Aromatic Aldehydes, Ketones, and Their Derivatives, Quinones, and Their Derivatives"
TQ245"TQ245 Aromatic Carboxylic Acids and Their Derivatives"
TQ246"TQ246 Aromatic Nitrogen-containing Compounds"
TQ247"TQ247 Aromatic Sulfur-containing Compounds"
TQ248"TQ248 Non-benzene Ring Aromatic Compounds"
TQ25"TQ25 Production of Heterocyclic Compounds"
TQ251"TQ251 Five-membered Heterocycles with a Single Heteroatom"
TQ252"TQ252 Five-membered Heterocycles"
TQ253"TQ253 Hexatomic Rings Containing Single Heteroatoms"
TQ254"TQ254 Hexatomic Rings Containing Double or Multiple Heteroatoms"
TQ255"TQ255 Seven-membered Heterocycles"
TQ26"TQ26 Production of Element Organic Compounds"
TQ261"TQ261 Group I Element Organic Compounds"
TQ262"TQ262 Group II Element Organic Compounds"
TQ263"TQ263 Group III Element Organic Compounds"
TQ264"TQ264 Group IV Element Organic Compounds"
TQ265"TQ265 Group V Element Organic Compounds"
TQ266"TQ266 Group VI Element Organic Compounds"
TQ267"TQ267 Group VII Element Organic Compounds"
TQ268"TQ268 Group VIII Element Organic Compounds"
TQ27"TQ27 Production of Isotope Organic Compounds"
TQ28"TQ28 Production of Natural Organic Compounds"
TQ281"TQ281 Carbohydrates, Sugars"
TQ282"TQ282 Steroids"
TQ283"TQ283 Alkaloids"
TQ31"TQ31 Polymer Industry (Polymer Industry)"
TQ311"TQ311 Fundamental Theory"
TQ314"TQ314 Raw Materials and Auxiliary Materials"
TQ315"TQ315 Machinery and Equipment"
TQ316"TQ316 Production Processes"
TQ317"TQ317 Polymer Products"
TQ318"TQ318 Polymer Factory"
TQ319"TQ319 Treatment and Comprehensive Utilization of Three Wastes"
TQ32"TQ32 Synthetic Resin and Plastics Industry"
TQ321"TQ321 Natural Polymer Resins and Plastics"
TQ322"TQ322 Synthetic Resins and Plastics"
TQ323"TQ323 Condensation Resins and Plastics"
TQ324"TQ324 Special Plastics"
TQ325"TQ325 Polymer Resins and Plastics"
TQ327"TQ327 Reinforced Plastics, Filled Plastics"
TQ328"TQ328 Foamed Plastics"
TQ33"TQ33 Rubber Industry"
TQ331"TQ331 Latex"
TQ332"TQ332 Natural Rubber"
TQ333"TQ333 Synthetic Rubber"
TQ334"TQ334 Thermoplastic Elastomers"
TQ335"TQ335 Recycled Rubber"
TQ336"TQ336 Rubber Products"
TQ337"TQ337 Latex Products"
TQ338"TQ338 Rubber Cloth and Rubber Products"
TQ339"TQ339 Rubber Adhesives"
TQ34"TQ34 Chemical Fiber Industry"
TQ341"TQ341 Regenerated Fibers"
TQ342"TQ342 Synthetic Fibers"
TQ343"TQ343 Inorganic Fibers"
TQ35"TQ35 Chemical Processing Industry of Cellulosic Materials"
TQ351"TQ351 Wood Chemical Processing Industry"
TQ352"TQ352 Chemical Processing Industry of Cellulose"
TQ353"TQ353 Plant Fiber Hydrolysis Industry"
TQ41"TQ41 Production of Solvents and Plasticizers"
TQ413"TQ413 Solvents"
TQ414"TQ414 Plasticizers"
TQ415"TQ415 Toxic Solvents"
TQ42"TQ42 Production of Reagents and Purified Chemicals"
TQ421"TQ421 Reagents"
TQ422"TQ422 Photochemical Substances"
TQ423"TQ423 Surfactants"
TQ424"TQ424 Adsorbents"
TQ425"TQ425 Ion Exchange Agents"
TQ426"TQ426 Catalysts (Catalysts)"
TQ427"TQ427 Colloids and Semi-colloidal Substances"
TQ43"TQ43 Adhesive Industry"
TQ431"TQ431 Animal Glue"
TQ432"TQ432 Plant Adhesives"
TQ433"TQ433 Synthetic Adhesives"
TQ436"TQ436 Various Performance Adhesives"
TQ437"TQ437 Adhesives for Various Purposes"
TQ44"TQ44 Chemical Fertilizer Industry"
TQ441"TQ441 Nitrogen Fertilizer"
TQ442"TQ442 Phosphate Fertilizer"
TQ443"TQ443 Potassium Fertilizer"
TQ444"TQ444 Compound Fertilizer (Mixed Fertilizer)"
TQ445"TQ445 Other Inorganic Fertilizers"
TQ446"TQ446 Bacterial Fertilizer"
TQ447"TQ447 Special Fertilizer"
TQ449"TQ449 Other Chemical Fertilizers"
TQ45"TQ45 Pesticide Industry"
TQ451"TQ451 Soil Pesticides"
TQ452"TQ452 Plant Growth Regulators"
TQ453"TQ453 Insecticides"
TQ454"TQ454 Acaricides"
TQ455"TQ455 Fungicides"
TQ456"TQ456 Rodenticides"
TQ457"TQ457 Herbicides"
TQ458"TQ458 Microbial Pesticides"
TQ459"TQ459 Other Pesticides"
TQ46"TQ46 Pharmaceutical Chemical Industry"
TQ461"TQ461 Production of Traditional Chinese Medicine Preparations"
TQ462"TQ462 Production of Inorganic Compound Drugs"
TQ463"TQ463 Production of Organic Compound Drugs"
TQ464"TQ464 Production of Biological Products"
TQ465"TQ465 Antibiotic Manufacturing"
TQ466"TQ466 Vitamin Manufacturing"
TQ467"TQ467 Hormone Manufacturing"
TQ468"TQ468 Sulfonamide Drug Manufacturing"
TQ469"TQ469 Preparation of Various Drugs"
TQ51"TQ51 Fuel Chemical Industry (General)"
TQ511"TQ511 Fundamental Theory"
TQ514"TQ514 Raw Materials"
TQ515"TQ515 Machinery and Equipment"
TQ517"TQ517 Types and Properties of Fuels"
TQ519"TQ519 Comprehensive Utilization of Fuel Chemical Processing"
TQ52"TQ52 Coking Chemical Industry"
TQ521"TQ521 Coking Process"
TQ522"TQ522 High-Temperature Dry Distillation of Coal"
TQ523"TQ523 Low-Temperature Dry Distillation and Medium-Temperature Dry Distillation of Coal"
TQ524"TQ524 Tar from Other Sources and Its Treatment"
TQ529"TQ529 Coal Liquefaction"
TQ53"TQ53 Coal Chemicals and Utilization of Coal"
TQ530"TQ530 Basic Theory of Coal Chemistry"
TQ531"TQ531 Properties and Determination of Coal"
TQ533"TQ533 Analysis and Inspection of Coal"
TQ534"TQ534 Combustion of Coal"
TQ536"TQ536 Utilization of Coal"
TQ54"TQ54 Coal Gasification Industry"
TQ541"TQ541 Gasification Theory (Flammable Gases, Gas)"
TQ542"TQ542 Types and Properties of Gas"
TQ544"TQ544 Gasification Raw Materials and Auxiliary Materials"
TQ545"TQ545 Gasification Equipment"
TQ546"TQ546 Gasification Process"
TQ547"TQ547 Analysis, Identification, and Storage of Gas"
TQ548"TQ548 Gas Plants (Gas Stations, Gas Workshops)"
TQ549"TQ549 Urban Gas Supply"
TQ55"TQ55 Fuel Lighting Industry"
TQ56"TQ56 Explosives Industry, Match Industry"
TQ560"TQ560 Theory and Methodology of Explosives Industry, Match Industry"
TQ561"TQ561 Traditional Method of Making Gunpowder and Explosives"
TQ562"TQ562 Propellant"
TQ563"TQ563 Initiator"
TQ564"TQ564 Powerful Explosives"
TQ565"TQ565 Ignition and Detonation Materials"
TQ567"TQ567 Pyrotechnics, Fireworks, Firecrackers"
TQ568"TQ568 Match Industry"
TQ569"TQ569 Production of Fire Extinguishers and Fire Extinguishing Agents"
TQ57"TQ57 Photosensitive Materials Industry"
TQ571"TQ571 Photosensitive Theory"
TQ572"TQ572 Raw Materials and Auxiliary Materials"
TQ573"TQ573 Machinery and Equipment"
TQ574"TQ574 Production Process"
TQ575"TQ575 Synthesis of Photosensitive Emulsion"
TQ576"TQ576 Support"
TQ577"TQ577 Photosensitive Material Products, Product Analysis, and Identification"
TQ578"TQ578 Photosensitive Material Factory"
TQ579"TQ579 Treatment and Comprehensive Utilization of Three Wastes"
TQ58"TQ58 Magnetic Recording Materials Industry"
TQ581"TQ581 Theory of Magnetic Recording Technology"
TQ584"TQ584 Raw Materials and Auxiliary Materials"
TQ585"TQ585 Machinery and Equipment"
TQ586"TQ586 Production Process"
TQ587"TQ587 Products"
TQ588"TQ588 Magnetic Recording Material Factory"
TQ589"TQ589 Treatment and Comprehensive Utilization of Three Wastes"
TQ59"TQ59 Optical Recording Materials Industry"
TQ591"TQ591 Theory of Optical Recording Technology"
TQ594"TQ594 Raw Materials and Auxiliary Materials"
TQ595"TQ595 Machinery and Equipment"
TQ596"TQ596 Production Process"
TQ597"TQ597 Products"
TQ598"TQ598 Optical Recording Material Factory"
TQ599"TQ599 Treatment and Comprehensive Utilization of Three Wastes"
TQ61"TQ61 Dye and Intermediate Industry"
TQ611"TQ611 Natural Dyes"
TQ612"TQ612 Intermediate Products"
TQ613"TQ613 Synthetic Dyes with Various Structures"
TQ615"TQ615 Synthetic Dyes with Various Properties"
TQ617"TQ617 Synthetic Dyes for Various Purposes"
TQ619"TQ619 Application of Dyes"
TQ62"TQ62 Pigment Industry"
TQ621"TQ621 Decolorizing Pigments"
TQ622"TQ622 Colored Pigments"
TQ623"TQ623 Inert Pigments"
TQ624"TQ624 Metal Pigments"
TQ625"TQ625 Organic Pigments, Lake Pigments"
TQ626"TQ626 Luminous Pigments of Metal Elements"
TQ628"TQ628 Special Pigments"
TQ63"TQ63 Coating Industry"
TQ631"TQ631 Oil-based Paint"
TQ633"TQ633 Natural Resin Paint, Synthetic Resin Paint"
TQ634"TQ634 Nitrocellulose Paint"
TQ635"TQ635 Putty"
TQ636"TQ636 Thinner"
TQ637"TQ637 Special Paint"
TQ638"TQ638 Others"
TQ639"TQ639 Construction of Coatings"
TQ64"TQ64 Chemical Processing Industry of Fats and Waxes, Soap Industry"
TQ641"TQ641 Fundamental Theory"
TQ642"TQ642 Raw Materials"
TQ643"TQ643 Machinery and Equipment"
TQ644"TQ644 Production Process"
TQ645"TQ645 Products of Fat Industry and By-products"
TQ646"TQ646 Analysis and Inspection of Oils and Fats"
TQ647"TQ647 Fat Factory"
TQ648"TQ648 Soap Industry"
TQ649"TQ649 Synthetic Detergent Industry"
TQ65"TQ65 Flavor and Cosmetics Industry"
TQ651"TQ651 Flavor Chemistry"
TQ652"TQ652 Pharmacology of Flavors and Cosmetics"
TQ653"TQ653 Toxicology of Flavors"
TQ654"TQ654 Natural Flavors"
TQ655"TQ655 Synthetic Flavors"
TQ656"TQ656 Various Uses of Fragrances"
TQ657"TQ657 Essential Oils"
TQ658"TQ658 Cosmetics"
TQ9"TQ9 Other Chemical Industries"
TQ91"TQ91 Chemical Processing Industry of Agricultural Products"
TQ911"TQ911 Fundamental Theory"
TQ914"TQ914 Chemical Processing Processes and Equipment"
TQ917"TQ917 Products, Uses, Properties, and Composition"
TQ92"TQ92 Fermentation Industry"
TQ921"TQ921 Fermentation Method for Organic Acids"
TQ922"TQ922 Fermentation Method for Amino Acids"
TQ923"TQ923 Fermentation Method for Higher Alcohols and Polyols"
TQ924"TQ924 Fermentation Method for Vitamins"
TQ925"TQ925 Enzyme Preparations (Enzymes)"
TQ926"TQ926 Yeast Production"
TQ927"TQ927 Fermentation Method for Antibiotics"
TQ929"TQ929 Other Fermentation Industries"
TQ93"TQ93 Protein (Peptone) Chemical Processing Industry"
TQ931"TQ931 Fundamental Theory"
TQ932"TQ932 Chemical and Physicochemical Processes"
TQ934"TQ934 Raw Materials and Auxiliary Materials"
TQ935"TQ935 Machinery and Equipment"
TQ936"TQ936 Chemical Processing Processes"
TQ937"TQ937 Analysis and Inspection of Proteins"
TQ94"TQ94 Tanning Industry"
TQ941"TQ941 Tannin Chemistry"
TQ943"TQ943 Natural Tannins"
TQ944"TQ944 Synthetic Tannins"
TQ945"TQ945 Machinery and Equipment"
TQ946"TQ946 Production Processes"
TQ947"TQ947 Product Analysis and Inspection"
TQ948"TQ948 Tannery"
TQ949"TQ949 Treatment and Comprehensive Utilization of Three Wastes"
TQ95"TQ95 Marine Chemical Industry"
TS"TS Light Industry, Handicrafts"
TS0"TS0 General Issues"
TS1"TS1 Textile Industry, Dyeing and Finishing Industry"
TS2"TS2 Food Industry"
TS21"TS21 Grain Processing Industry"
TS22"TS22 Edible Oil Processing Industry"
TS23"TS23 Starch Industry"
TS24"TS24 Sugar Industry"
TS251"TS251 Slaughtering and Meat Processing Industry"
TS252"TS252 Dairy Product Processing Industry"
TS253"TS253 Egg Product Processing Industry"
TS254"TS254 Aquatic Product Processing Industry"
TS255"TS255 Fruit, Vegetable, Nut Processing Industry"
TS26"TS26 Brewing Industry"
TS27"TS27 Beverage and Cold Food Manufacturing Industry"
TS29"TS29 Canning Industry"
TS3"TS3 Salt Industry"
TS4"TS4 Tobacco Industry"
TS5"TS5 Leather Industry"
TS6"TS6 Wood Processing Industry, Furniture Manufacturing Industry"
TS7"TS7 Paper Industry"
TS8"TS8 Printing Industry"
TS91"TS91 Hardware Products Industry"
TS93"TS93 Artistic and Crafts Products Industry"
TS932"TS932 Sculpture Crafts"
TS933"TS933 Stone Artistic Products"
TS934"TS934 Metal Artistic and Crafts Products"
TS935"TS935 Embroidery, Knitting, and Carpet Making"
TS938"TS938 Folk Artistic and Crafts Products"
TS94"TS94 Clothing Industry, Shoe Manufacturing Industry"
TS941"TS941 Clothing Industry"
TS943"TS943 Shoe Manufacturing Industry"
TS95"TS95 Other Light Industries, Handicrafts"
TS97"TS97 Life Service Technology"
TS971"TS971 Gastronomy"
TS972"TS972 Food Preparation Technology and Equipment"
TS973"TS973 Laundry, Mending"
TS974"TS974 Beauty, Bathing, Cleaning"
TS975"TS975 Residential Management"
TS976"TS976 Home Management, Family Life, Family Service"
TU"TU Architecture "
TU1"TU1 Basic Science of Architecture"
TU19"TU19 Architectural Survey"
TU2"TU2 Architectural Design"
TU24"TU24 Civil Architecture"
TU26"TU26 Agricultural Architecture"
TU27"TU27 Industrial Architecture"
TU3"TU3 Architectural Structure"
TU4"TU4 Soil Mechanics, Foundation Engineering"
TU5"TU5 Building Materials"
TU6"TU6 Construction Machinery and Equipment"
TU7"TU7 Construction"
TU8"TU8 House Construction Equipment"
TU81"TU81 Pipeline Equipment"
TU82"TU82 Building Hygiene Technical Equipment"
TU89"TU89 Safety Equipment"
TU9"TU9 Underground Construction"
TU97"TU97 High-rise Buildings"
TU98"TU98 Regional Planning, Urban and Rural Planning"
TU984"TU984 Urban Planning"
TU985"TU985 Greening Planning"
TU986"TU986 Garden Planning and Construction"
TU99"TU99 Municipal Engineering"
TU991"TU991 Water Supply Engineering"
TU992"TU992 Drainage Engineering"
TU993"TU993 Public Health Engineering"
TU994"TU994 Urban Power Supply and Communication"
TU995"TU995 Urban Central Heating"
TU996"TU996 Urban Gas Supply"
TU998"TU998 Other Municipal Engineering and Public Utilities"
TV"TV Water Conservancy Engineering"
TV1"TV1 Basic Science of Hydraulic Engineering"
TV11"TV11 Hydrology"
TV12"TV12 Engineering Hydrology"
TV121"TV121 Runoff"
TV122"TV122 Flood"
TV123"TV123 Hydrological Observation (Testing)"
TV124"TV124 Hydrological Forecast"
TV125"TV125 Precipitation"
TV13"TV13 Hydraulics"
TV131"TV131 Hydraulic Theory, Calculation, Experiment"
TV132"TV132 Orifice Flow and Weir Flow"
TV133"TV133 River and Channel Hydraulics"
TV134"TV134 Pipe Flow Hydraulics"
TV135"TV135 Engineering Hydraulics (Hydraulic Engineering Hydraulics)"
TV136"TV136 Hydraulic Machinery Hydraulics"
TV137"TV137 Industrial Hydraulics"
TV138"TV138 Groundwater Dynamics"
TV14"TV14 Sediment Dynamics, River Dynamics"
TV141"TV141 Properties of Sediment, Source of Sediment"
TV142"TV142 Sediment Movement"
TV143"TV143 River Dynamics"
TV144"TV144 Debris Flow"
TV145"TV145 Reservoir Sediment"
TV146"TV146 Canal System Sediment"
TV147"TV147 River Channel Evolution"
TV148"TV148 Estuary, Harbor, Coastal Sediment"
TV149"TV149 Sediment Tests and Experimental Research"
TV15"TV15 Sediment of Rivers in Various Countries"
TV152"TV152 China"
TV153"TV153 /157 Various Countries"
TV16"TV16 Soil Mechanics"
TV21"TV21 Water Resources Survey and Adverse Planning"
TV211"TV211 Hydraulic Survey"
TV212"TV212 Hydraulic Planning, Hydropower Planning"
TV213"TV213 Water Resources Development"
TV214"TV214 Hydraulic Calculation"
TV22"TV22 Hydraulic Survey, Hydraulic Design"
TV221"TV221 Hydraulic Survey"
TV222"TV222 Hydraulic Design"
TV223"TV223 Foundation and Its Reinforcement"
TV3"TV3 Hydraulic Structure"
TV31"TV31 Structural Theory and Calculation"
TV311"TV311 Structural Statics"
TV312"TV312 Structural Dynamics"
TV313"TV313 Structural Fracture Mechanics"
TV314"TV314 Structural Calculation and Design"
TV315"TV315 Structural Temperature Stress and Creep"
TV32"TV32 Structural Testing"
TV33"TV33 Concrete Structures and Reinforced Concrete Structures"
TV331"TV331 Concrete Structures"
TV332"TV332 Reinforced Concrete, Prestressed Concrete Structures"
TV333"TV333 Lightly Reinforced Concrete Structures"
TV334"TV334 Assembled Reinforced Concrete Structures"
TV335"TV335 Steel, Concrete Composite Structures"
TV339"TV339 Other Reinforced Concrete Structures"
TV34"TV34 Metal Structures"
TV35"TV35 Non-Metal Structures"
TV36"TV36 Subaqueous Structures"
TV37"TV37 Arch and Thin-shell Structures"
TV39"TV39 Others"
TV4"TV4 Hydraulic Materials"
TV41"TV41 Hydraulic Materials Testing"
TV42"TV42 Cement, Aggregate (Aggregates), Admixtures, and Additives"
TV43"TV43 Hydraulic Concrete and Mortar"
TV431"TV431 Hydraulic Concrete"
TV432"TV432 Mortar"
TV44"TV44 Anti-seepage Materials and Waterproofing Materials"
TV441"TV441 Anti-seepage Materials"
TV442"TV442 Waterproofing Materials"
TV443"TV443 Anti-seepage Soil Materials"
TV45"TV45 Gas-hardening Bonding Materials"
TV46"TV46 Epoxy Resin Bonding Materials"
TV47"TV47 Anticorrosive Materials"
TV48"TV48 Metal Materials"
TV49"TV49 Others"
TV5"TV5 Hydraulic Engineering Construction"
TV51"TV51 Construction Planning and Management"
TV511"TV511 Construction Planning"
TV512"TV512 Construction Organization and Management"
TV513"TV513 Labor Protection and Safety Technology"
TV52"TV52 Construction Technology"
TV521"TV521 Winter Construction, Rainy Season Construction"
TV522"TV522 Site Measurement and Field Testing"
TV523"TV523 Construction Quality Control and Inspection"
TV53"TV53 Construction Machinery and Equipment"
TV54"TV54 Various Projects, Occupations"
TV541"TV541 Earthwork Engineering"
TV542"TV542 Blasting Engineering"
TV543"TV543 Grouting and Anti-seepage Wall Engineering"
TV544"TV544 General Concrete and Reinforced Concrete Engineering"
TV545"TV545 Assembled Reinforced Concrete Engineering"
TV546"TV546 Prestressed Reinforced Concrete Engineering"
TV547"TV547 Metal Structure Installation Engineering"
TV548"TV548 Brick, Stone, Bamboo, Wood Engineering"
TV551"TV551 Construction of Diversion and Diversion, Enclosure and Foundation Pit Engineering"
TV552"TV552 Underwater Engineering"
TV553"TV553 Piling Engineering"
TV554"TV554 Tunnel and Underground Engineering"
TV6"TV6 Hydraulic Hubs, Hydraulic Structures"
TV61"TV61 Hydraulic Hub Engineering"
TV62"TV62 Reservoir Engineering"
TV63"TV63 Hydraulic Hubs and Reservoirs in Various Countries"
TV631"TV631 Worldwide"
TV632"TV632 China"
TV633"TV633 /637 Various Countries"
TV64"TV64 Dam"
TV641"TV641 Earth and Rock Dam (Local Material Dam, Fill Dam)"
TV642"TV642 Concrete Dam"
TV643"TV643 Masonry Dam"
TV644"TV644 Movable Dam"
TV645"TV645 Glacier Dam"
TV649"TV649 Others"
TV65"TV65 Spillway Structures"
TV651"TV651 Bank Spillway Structures"
TV652"TV652 Riverbed Spillway Structures"
TV653"TV653 Energy Dissipation and Erosion Prevention Facilities"
TV66"TV66 Sluice"
TV661"TV661 Wing Wall (Guide Wall)"
TV662"TV662 Gate Chamber"
TV663"TV663 Gate"
TV664"TV664 Gate Hoist"
TV67"TV67 Water Intake, Water Diversion Engineering"
TV671"TV671 Water Intake (Inlet) Structures"
TV672"TV672 Conveyance Structures"
TV673"TV673 Sediment Flushing and Silt Disposal Facilities"
TV674"TV674 Water Supply System"
TV675"TV675 Pumping Station"
TV68"TV68 Water Diversion Engineering"
TV691"TV691 Navigation Structures"
TV697"TV697 Reservoir Management"
TV698"TV698 Hydraulic Structures Management"
TV7"TV7 Water Power Utilization, Hydropower Station Engineering"
TV72"TV72 Water Power Survey and Design"
TV73"TV73 Hydropower Station Construction and Equipment"
TV731"TV731 Hydropower Station Buildings"
TV732"TV732 Hydropower Station Water Intake Structures"
TV733"TV733 High Voltage Switching Station"
TV734"TV734 Electromechanical Equipment"
TV735"TV735 Auxiliary Equipment"
TV736"TV736 Automation, Remote Control"
TV737"TV737 Operation, Management"
TV738"TV738 Maintenance, Repair"
TV74"TV74 Various Hydropower Stations"
TV741"TV741 Large Hydropower Stations"
TV742"TV742 Medium and Small Hydropower Stations"
TV743"TV743 Pumped Storage Hydropower Stations"
TV744"TV744 Tidal Hydropower Stations"
TV745"TV745 Underground Hydropower Stations"
TV746"TV746 Floating Hydropower Stations"
TV747"TV747 Run-of-River Hydropower Stations (Velocity Hydropower Stations)"
TV748"TV748 Tidal Power Hydropower Stations"
TV75"TV75 Worldwide Hydroelectric Power Engineering"
TV752"TV752 China"
TV753"TV753 /757 Various Countries"
TV76"TV76 Utilization of Small Rivers"
TV8"TV8 River Management and Flood Control Engineering"
TV81"TV81 River Engineering"
TV82"TV82 River Survey and Planning"
TV83"TV83 River Testing"
TV84"TV84 River Materials"
TV85"TV85 River Treatment Methods (River Channel Improvement)"
TV851"TV851 Dredging (Riverbed Regulation)"
TV852"TV852 Cut-off"
TV853"TV853 Bank Regulation"
TV854"TV854 Artificial Circulation and Diversion"
TV855"TV855 Diversion"
TV856"TV856 Estuary Management"
TV86"TV86 Improvement Structures"
TV861"TV861 Bank Protection, Slope Protection, Drainage, Gabion"
TV862"TV862 Bottom Protection"
TV863"TV863 Embankment, Water Diversion Dam"
TV864"TV864 Upstream Dam, Grid Dam"
TV865"TV865 Submerged Dam, Diversion Dam, Lock Dam"
TV866"TV866 Foundation Protection and Treatment"
TV867"TV867 Management and Protection of Improvement Structures"
TV87"TV87 Flood Control Engineering"
TV871"TV871 Embankment"
TV872"TV872 Flood Diversion Project"
TV873"TV873 Flood Storage, Retention, and Avoidance Structures"
TV874"TV874 River Channel Regulation"
TV875"TV875 Ice Jam Prevention and Ice Jam Control Structures"
TV876"TV876 Lake and Marsh Management"
TV877"TV877 Non-Structural Flood Control Measures"
TV88"TV88 River Management Worldwide"
TV882"TV882 China"
TV883"TV883 /887 International"
TV91"TV91 Canal and Channel Engineering"
TV92"TV92 Harbor Engineering"
TV93"TV93 Farmland Water Conservancy Engineering"
U"U Transportation"
U1"U1 Comprehensive Transportation "
U11"U11 Integrated Transportation System and Structure"
U12"U12 Urban Transportation"
U13"U13 Rural Transportation"
U14"U14 Long-Distance Transportation"
U15"U15 Intermodal Transportation"
U16"U16 Commercial Transportation"
U169"U169 Container Transportation"
U17"U17 Pipeline Transportation"
U18"U18 Cable Transportation"
U2"U2 Railway Transportation"
U21"U21 Railway Line Engineering"
U22"U22 Electrified Railway"
U23"U23 Specialized Railway"
U24"U24 Railway Bridge and Culvert Engineering"
U25"U25 Railway Tunnel Engineering"
U26"U26 Locomotive Engineering"
U27"U27 Vehicle Engineering"
U28"U28 Railway Communication and Signaling"
U29"U29 Railway Transportation Management Engineering"
U4"U4 Road Transport "
U41"U41 Road Engineering"
U44"U44 Bridge and Culvert Engineering"
U45"U45 Tunnel Engineering"
U46"U46 Automotive Engineering"
U471"U471 Driving and Usage of Vehicles"
U48"U48 Other Road Transport Vehicles"
U49"U49 Transportation Engineering and Road Transport Technology Management"
U6"U6 Waterway Transportation"
U61"U61 Waterway Engineering"
U64"U64 Navigation Structures and Aids to Navigation"
U65"U65 Port Engineering"
U66"U66 Ship Engineering"
U674"U674 Various Types of Ships"
U69"U69 Water Transportation Technology Management"
U691"U691 Port Organization"
U692"U692 Water Transport Organization and Management"
U693"U693 Waterborne Cargo Handling, Loading and Unloading Techniques and Equipment"
U694"U694 Various Water Transportation"
U695"U695 Transportation Business"
U696"U696 Ferry and Shuttle Transportation"
U697"U697 Waterway Routes and Management"
U698"U698 Safety Technology"
U699"U699 World Shipping Industry"
U8"U8 Aviation Transportation"
V"V Aviation and Aerospace "
V1"V1 Research and Exploration of Aviation, Space Technology"
V11"V11 Development and Space Exploration of Aviation and Aerospace"
V19"V19 Applications of Aviation and Aerospace"
V2"V2 Aviation "
V21"V21 Basic Theory and Experiment"
V22"V22 Aircraft Structure and Design"
V23"V23 Aircraft Engines (Propulsion Systems)"
V24"V24 Aviation Instruments, Equipment, Flight Control, and Navigation"
V25"V25 Aviation Materials"
V26"V26 Aviation Manufacturing Processes"
V27"V27 Various Types of Aircraft"
V32"V32 Aviation Flight Techniques"
V35"V35 Aviation Ports, Airports, and Technical Management"
V37"V37 Aviation Systems"
V4"V4 Space Exploration "
V41"V41 Basic Theory and Experiment"
V42"V42 Rocket and Spacecraft Structure"
V43"V43 Propulsion Systems (Engines)"
V44"V44 Space Instruments, Spacecraft Equipment, and Spacecraft Guidance and Control"
V45"V45 Space Materials"
V46"V46 Manufacturing Processes"
V47"V47 Spacecraft and Their Launch Vehicles"
V52"V52 Space Flight Techniques"
V55"V55 Ground Equipment, Test Sites, Launch Sites, and Space Bases"
V57"V57 Space Systems Engineering"
V7"V7 Aerospace Medicine "
X"X Environmental Science, Safety Science "
X1"X1 Basic Environmental Science Theory "
X11"X11 Environmental Mathematics"
X12"X12 Environmental Physics"
X13"X13 Environmental Chemistry"
X14"X14 Environmental Geoscience"
X16"X16 Environmental Meteorology"
X169"X169 Environmental Aerodynamics"
X17"X17 Environmental Biology"
X18"X18 Environmental Medicine"
X191"X191 Environmental Psychology"
X192"X192 Environmental Systems Science (Environmental Systems Engineering)"
X196"X196 Environmental Economics"
X197"X197 Environmental Law"
X2"X2 Environmental Protection Management "
X21"X21 Environment and Environmental Systems"
X22"X22 Environment and Development"
X24"X24 Relationships between Humans, Resources, Energy, and the Environment"
X26"X26 Environmental Capacity and Environmental Self-Purification"
X3"X3 Comprehensive Environmental Research "
X32"X32 Environmental Planning and Environmental Management"
X33"X33 Environmental Health and Sanitary Engineering"
X34"X34 Radiation Health and Radiation Protection"
X36"X36 Nature Reserve Zoning and Management"
X37"X37 Rational Development of Natural Resources and Environmental Protection"
X38"X38 Environment and Clean Production (Pollution-Free Technology)"
X4"X4 Disaster Prevention and Control "
X43"X43 Natural Disasters and Their Prevention and Control"
X45"X45 Man-Made Disasters and Their Prevention and Control"
X5"X5 Environmental Pollution and its Prevention"
X51"X51 Air Pollution and Its Prevention and Control"
X52"X52 Water Pollution and Its Prevention and Control"
X53"X53 Soil Pollution and Its Prevention and Control"
X54"X54 Rock Stratum Pollution and Its Prevention and Control"
X55"X55 Marine Pollution and Its Prevention and Control"
X56"X56 Food Pollution and Its Prevention and Control"
X57"X57 Thermal Pollution and Its Prevention and Control"
X591"X591 Radioactive Substance Pollution and Its Prevention and Control"
X592"X592 Pollution and Its Prevention of Agricultural Chemicals and Toxic Chemicals"
X593"X593 Noise, Vibration, and Their Control"
X7"X7 Treatment and Comprehensive Utilization of Three Wastes"
X71"X71 Agricultural Waste Treatment and Comprehensive Utilization"
X72"X72 Forestry Industry Waste Treatment and Comprehensive Utilization"
X73"X73 Transportation Industry Waste Treatment and Comprehensive Utilization"
X74"X74 Petroleum and Natural Gas Industry Waste Treatment and Comprehensive Utilization"
X75"X75 Mining and Metallurgical Industry Waste Treatment and Comprehensive Utilization"
X76"X76 Mechanical and Instrument Industry Waste Treatment and Comprehensive Utilization"
X77"X77 Power Industry Waste Treatment and Comprehensive Utilization"
X78"X78 Chemical Industry Waste Treatment and Comprehensive Utilization"
X79"X79 Light Industry Waste Treatment and Comprehensive Utilization"
X799"X799 Other"
X8"X8 Environmental Quality Assessment and Monitoring "
X82"X82 Environmental Quality Analysis and Assessment"
X83"X83 Environmental Monitoring"
X84"X84 Environmental Monitoring Networks, Stations, Monitoring Systems"
X85"X85 Environmental Monitoring Instruments and Equipment"
X87"X87 Environmental Remote Sensing"
X9"X9 Safety Science"
X91"X91 Fundamental Safety Science"
X910"X910 Safety Human Factors"
X911"X911 Safety Psychology"
X912"X912 Safety Physiology"
X913"X913 Safety Systems Science"
X92"X92 Safety Management (Occupational Safety Management)"
X921"X921 Safety Management (Occupational Protection) Policies, Strategies, and Their Explanations"
X922"X922 Safety Organizations and Management Institutions"
X923"X923 Safety Research Management"
X924"X924 Safety Inspection"
X925"X925 Safety Education"
X928"X928 Accident Investigation and Analysis (Analysis and Prevention of Occupational Accidents)"
X93"X93 Safety Engineering"
X931"X931 Industrial Safety (General)"
X932"X932 Explosion Safety and Fire Prevention, Explosion Protection"
X933"X933 Boiler and Pressure Vessel Safety"
X934"X934 Electrical Safety"
X935"X935 Geological Exploration Safety"
X936"X936 Mine Safety"
X937"X937 Petroleum and Chemical Industry Safety"
X938"X938 Metallurgical Industry Safety"
X941"X941 Mechanical and Metalworking Process Safety"
X942"X942 Welding Process Safety"
X943"X943 Lifting and Handling Safety"
X944"X944 Weapon Industry Safety"
X945"X945 Power Industry Safety"
X946"X946 Nuclear Industry Safety"
X947"X947 Construction Safety"
X948"X948 Light Industry and Handicraft Safety"
X949"X949 Aviation and Aerospace Safety"
X951"X951 Transportation Safety"
X954"X954 Agriculture, Forestry, and Fisheries Safety"
X956"X956 Life Safety"
X959"X959 Other"
X96"X96 Occupational Health Engineering"
X961"X961 Occupational Environmental Hygiene"
X962"X962 Industrial Ventilation"
X963"X963 Industrial Lighting"
X964"X964 Industrial Dust Control"
X965"X965 Industrial Poisoning Prevention"
X966"X966 Noise and Vibration Control"
X967"X967 Protection against Abnormal Air Pressure"
X968"X968 Protection against High and Low Temperatures"
Z"Z General Books "
Z1"Z1 Book Series "
Z12"Z12 Chinese Anthologies "
Z121"Z121 General Anthologies "
Z122"Z122 Local Anthologies "
Z123"Z123 Family Anthologies "
Z124"Z124 Author's Own Anthologies "
Z125"Z125 Anthologies of Lost Works "
Z126"Z126 Classic Chinese Texts "
Z13"Z13 Asian Book Series "
Z14"Z14 African Book Series "
Z15"Z15 European Book Series "
Z16"Z16 Oceanian Book Series "
Z17"Z17 American Book Series "
Z2"Z2 Encyclopedias "
Z22"Z22 Chinese Encyclopedias "
Z221"Z221 Tang Dynasty"
Z222"Z222 Song Dynasty"
Z223"Z223 Yuan Dynasty"
Z224"Z224 Ming Dynasty"
Z225"Z225 Qing Dynasty"
Z226"Z226 Republic of China Era"
Z227"Z227 Modern"
Z228"Z228 General Popular Reading "
Z23"Z23 Asian Encyclopedias "
Z24"Z24 African Encyclopedias "
Z25"Z25 European Encyclopedias "
Z26"Z26 Oceanian Encyclopedias "
Z27"Z27 American Encyclopedias "
Z28"Z28 Specialized Encyclopedias "
Z3"Z3 Dictionaries "
Z32"Z32 Chinese Dictionaries"
Z33"Z33 Asian Dictionaries"
Z34"Z34 African Dictionaries"
Z35"Z35 European Dictionaries"
Z36"Z36 Oceanian Dictionaries"
Z37"Z37 American Dictionaries"
Z38"Z38 Specialized Dictionaries"
Z4"Z4 Collections, Complete Works, Anthologies, Miscellanies"
Z42"Z42 Chinese Collections, Complete Works, Selections, and Miscellaneous Writings"
Z429"Z429 Miscellaneous Writings"
Z43"Z43 Asian Collections, Complete Works, Selections, and Miscellaneous Writings"
Z44"Z44 African Collections, Complete Works, Selections, and Miscellaneous Writings"
Z45"Z45 European Collections, Complete Works, Selections, and Miscellaneous Writings"
Z46"Z46 Oceanian Collections, Complete Works, Selections, and Miscellaneous Writings"
Z47"Z47 American Collections, Complete Works, Selections, and Miscellaneous Writings"
Z5"Z5 Almanacs "
Z52"Z52 Chinese Yearbooks, Annuals"
Z53"Z53 Asian Yearbooks, Annuals"
Z54"Z54 African Yearbooks, Annuals"
Z55"Z55 European Yearbooks, Annuals"
Z56"Z56 Oceanian Yearbooks, Annuals"
Z57"Z57 American Yearbooks, Annuals"
Z58"Z58 Specialized Yearbooks, Annuals"
Z6"Z6 Journals, Serial Publications"
Z62"Z62 Chinese Journals, Periodicals"
Z63"Z63 Asian Journals, Periodicals"
Z64"Z64 African Journals, Periodicals"
Z65"Z65 European Journals, Periodicals"
Z66"Z66 Oceanian Journals, Periodicals"
Z67"Z67 American Journals, Periodicals"
Z68"Z68 Specialized Journals, Periodicals"
Z8"Z8 Book Catalogues, Abstracts, Indexes "
Z81"Z81 National Catalog"
Z812"Z812 Chinese Catalog"
Z813"Z813 Asian Catalog"
Z814"Z814 African Catalogs"
Z815"Z815 European Catalogs"
Z816"Z816 Oceanian Catalogs"
Z817"Z817 American Catalogs"
Z82"Z82 Library Catalog"
Z83"Z83 Various Types of Catalogs"
Z84"Z84 Private Collection Catalog"
Z85"Z85 Publishing Catalog"
Z86"Z86 Personal Works Catalog"
Z87"Z87 Journal Catalog, Newspaper Catalog"
Z88"Z88 Specialized Catalogs"
Z89"Z89 Abstracts, Indexes"
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