File:Защита от пыли с помощью кабин при добыче угля открытым способом.pdf
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Русский: Технический отчёт Национального института охраны труда (NIOSH) об исследованиях в области защиты от пыли с помощью кабин при добыче угля открытым способом |
| Date | |
| Source | Reducing enclosed cab drill operator's respirable dust exposure at surface coal operations with a retrofitted filtration and pressurization system CDC 2003 |
| Author | Cecala AB, Organiscak JA, Heitbrink WA, Zimmer JA, Fisher T, Gresh RE, Ashley JD |
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This image is a work of the National Institute for Occupational Safety and Health, part of the Centers for Disease Control and Prevention in the United States Department of Health and Human Services, taken or made as part of an employee's official duties. As a work of the U.S. federal government, the image is in the public domain.
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| current | 11:11, 12 March 2015 |  | 1,275 × 1,650, 6 pages (225 KB) | AlexChirkin (talk | contribs) | User created page with UploadWizard |
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