6783| 17
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這個鏈傳動是否合理,? |
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點評
人家上面還要輸送東西,,距離就需要那個數(shù),用齒輪不合適
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點評
中心距114.3公差多大?
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小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,,京ICP證050210號,浙公網安備33038202004372號 )
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