2861| 5
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硬质合金5-10mm钻头 和M5M6M8M10 普通铰刀5 6 8 10mm各个的切削参数能给一些参考 |
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小黑屋|手机版|Archiver|机械必威体育网址 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
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