4982| 17
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求此產品的加工工藝 |
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點評
做套工裝夾具放車床上鉆孔行不行?
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點評
有3000件就應該做粉末冶金
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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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