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銑鉆床的手動進(jìn)給與微動進(jìn)給的機(jī)械結(jié)構(gòu)是通過什么實現(xiàn)的? |
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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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