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機床導軌灰鐵300,表面淬火后研磨,經常出現組裝過程中變形 |
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點評
鑄造用的材料來源那 是不是雜質太多造成質量不穩定。鑄造廠工藝怎么樣?
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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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