UID:101178
UID:101191
UID:101288
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 : YK# QH"} 运输带工作拉力:1500N 9"yBO` 运输带工作速度:1.1m/s Z=: oIAe 卷筒直径:220mm Pn{yk`6E
UID:101329
UID:101359
UID:100831
UID:100780
UID:101694