6231| 10
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沒有數控設備,怎么加工來凸輪的? |
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點評
傳說中的8級鉗工一定非常厲害
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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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