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以前我记得丝锥有头道,二道,尾锥,现在的yamawa的丝锥好像没有这个区别 |
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小黑屋|手机版|Archiver|机械社区 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
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