drawwork

常见例句

Drawwork system can adopt teo types: drum hoist and double drum hoist.The main drum hoist adopts integral Ribas rope slot.
绞车系统可采用单滚筒和双滚筒两种形式，主滚筒采用整体式里巴斯绳槽。
While conveying the coal slope roadway in coal mine well,hydraulic drawwork has become the main equipment conveyance including person.
在煤矿井下采区倾斜巷道运输中,液压绞车已成为一种包含运人的主要运输设备。