7529| 19
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怎么實現兩塊長鐵板同時相反運動的快速加緊和松開? |
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點評
導向?這個導向是怎么回事?該怎么弄?
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點評
應該是你說的導桿,間隙大點,受力均勻點
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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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