two-drum hoist,two drum winch,double drum hoist

基本解释双滚筒绞车

网络释义

1)two-drum hoist,two drum winch,double drum hoist,双滚筒绞车2)double-roller,双滚子3)double-roller,双滚轮4)Dual-roller,双滚筒5)double piped,双滚边6)double track,双滚道

This article introduces the structural characteristic,machining and assembling of double-roller guiding ball valve.

阐述了双滚轮导杆球阀结构特点、加工及装配方法。

The Model of Tires Rolling Resistance on Dual-roller;

双滚筒上轮胎滚动阻力模型

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