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关注：1
2013-05-23 12:21
求翻译：HS070,上滑轮是双滑轮，下滑轮是单滑轮；是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
HS070,上滑轮是双滑轮，下滑轮是单滑轮；
问题补充： |
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2013-05-23 12:21:38
hs070, on pulley double pulley and lower pulley single pulley;
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2013-05-23 12:23:18
On HS pulleys 070, is a two-pulley, pulleys, wheels are sliding.
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2013-05-23 12:24:58
HS070, on the pulley is a sister block, gets down the pulley is the single pulley;
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2013-05-23 12:26:38
HS070, pulley on a dual-pulley, pulley under is a single pulley;
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2013-05-23 12:28:18
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