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引用楼主后界重于2008-01-03 16:25发表的 二级展开式圆柱齿轮减速器设计说明书 : y{J7^o(_~ 运输带工作拉力:1500N K8/I+#j 运输带工作速度:1.1m/s $fQ'q3 卷筒直径:220mm 17yg ~
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