4975| 11
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關(guān)于4m長φ75的軸加工,直線度0.1mm 好不好加工 |
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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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