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5分公差的錐度怎么保證?廠里只有國(guó)產(chǎn)的經(jīng)濟(jì)型數(shù)控車,批量生產(chǎn) |
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Archiver|手機(jī)版|小黑屋|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,京ICP證050210號(hào),浙公網(wǎng)安備33038202004372號(hào) )
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