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Subject: Top Heavy Bending Top Heavy Bending –Definition – Top heavy bending occurs when people lift, push, pull or lean forward over a work surface, keeping their legs straight and inclining the trunk forwards что такое Top Heavy Bending? |
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link 10.04.2008 11:11 |
| перенапряжение при подъёме груза |
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link 10.04.2008 12:04 |
| растяжение похоже. |
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