2805| 2
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帮忙看下这两直齿斜齿轮的变位系数是否会有根切、顶切?谢谢! |
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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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