6967| 15
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急求生產加工藝 |
點評
灰鐵鑄件,怎么一次裝夾呢?
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點評
對啊!有適合的設備就簡單。
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點評
正解
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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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