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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 : Tm@mk 运输带工作拉力:1500N vI#\Qe 运输带工作速度:1.1m/s yjpV71!M 卷筒直径:220mm u%#bu^4"
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