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特征(紫色部分)能区分主运动和进给运动,定义(红色部分)反而无法区分。大家觉... |
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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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