1816| 6
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一根軸兩個獨立的旋轉機構用什么實現 |
點評
看轉速,負荷。要求不高的襯套也可以。
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Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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