3339| 7
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尋求自動車床件加工 |
評分
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點評
開什么模能做到這個公差,,自動車的成本也基本很低了
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小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號-1,,京ICP證050210號,,浙公網(wǎng)安備33038202004372號 )
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