4946| 7
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公差正负5丝,平面光洁度6.3,有点吃力啊 |
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发表于 2014-5-9 21:41:23
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刨床能刨出0.8?
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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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