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無數次返工,是設計錯誤還是工藝問題 |
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點評
熱處理妥妥的變形沒商量。。。。。。精加工后再熱處理,樓主你怎么想的?
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小黑屋|手機版|Archiver|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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