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急尋數(shù)控鏜床加工。45#鋼,加工孔直徑40,兩端距離800.直徑精度0.02。具體提供圖... |
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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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