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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 : 1L4-;HYJm 运输带工作拉力:1500N YR-G:-(#b 运输带工作速度:1.1m/s zHZfp_I 卷筒直径:220mm 4tLdqs
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