5961| 10
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工件為鑄造鋁合金,鏜孔機床,請教 |
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點評
沒有圖啊,用高級回復添加附件
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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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