59973| 90
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旋轉的同時能上下運動的精密機構,如何設計 |
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點評
R就是旋轉軸,Z就是升降軸
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小黑屋|手機版|Archiver|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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