3920| 2
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哪位有设计好的用蜗轮蜗杆传动的一级减速器图(最好是PRO/E)的,急用!! |
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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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