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4米长的传动轴垂直传动，连接上下两个电机，支架该怎么弄 |
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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发表于 2017-2-6 16:23:18