File:Roman and modern drive shoes for bridge building.jpg
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[edit]DescriptionRoman and modern drive shoes for bridge building.jpg |
Deutsch: Eiserne Pfahlschuhe der Holzpfähle, auf denen die Pfeiler der Heidelberger Neckarbrücke (Deutschland) gründeten. Die der Spitze aufgesetzten Pfahlschuhe erleichterten bei der Tiefengründung das Einrammen im Flußbett. Ihre Gestalt hat sich seit römischer Zeit kaum verändert. Von links nach rechts:
English: Iron drive shoes for wooden piles, which served as foundation for the pillars of the Neckar bridge in Heidelberg, Germany. Their design has little changed for the last 2000 years. From left to right:
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Date | |
Source | Own work |
Author | Gun Powder Ma |
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current | 16:01, 28 July 2008 | 2,000 × 1,501 (832 KB) | Gun Powder Ma (talk | contribs) | {{Information |Description={{de|1=Eiserne Pfahlschuhe der Holzpfähle, auf denen die Pfeiler der Heidelberger Neckarbrücke (Deutschland) gründeten. Die der Spitze aufgesetzten Pfahlschuhe erleichterten bei der Tiefengr� |
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Camera manufacturer | Panasonic |
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Exposure time | 1/30 sec (0.033333333333333) |
F-number | f/2.8 |
ISO speed rating | 100 |
Date and time of data generation | 11:01, 18 July 2008 |
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Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
Software used | Adobe Photoshop 7.0 |
File change date and time | 13:06, 19 July 2008 |
Y and C positioning | Co-sited |
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Exif version | 2.2 |
Date and time of digitizing | 11:01, 18 July 2008 |
Image compression mode | 4 |
APEX exposure bias | 0 |
Maximum land aperture | 3 APEX (f/2.83) |
Metering mode | Pattern |
Light source | Flash |
Flash | Flash fired, compulsory flash firing |
Color space | sRGB |
Sensing method | One-chip color area sensor |
Custom image processing | Normal process |
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