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這個管子普通機加工怎么做?,不要數控等高端設備 |
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點評
請指教O(∩_∩)O哈!
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點評
O(∩_∩)O~
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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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