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畢設要設計一個90°的旋轉平臺,已知負載1000N精度速度自定,想用螺栓連接,怎么計... |
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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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