8431| 29
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請教這樣的懸臂高速轉動機構怎么做動平衡 |
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點評
估計只有他自己才知道,發的不清楚。
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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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