walking-beam pumping unit 游梁式抽油机
B walking beaming pumping unit B游梁抽油机
bended walking beam pumping unit 弯游梁抽油机
Cooling unit for walking-chiller 高温冷库机组
out-phase walking beam pumping unit 异相游梁平衡抽油机
pumping unit without walking beam 无梁式抽油机
An air cushion disc is adopted as a walking mechanism of a mobile car lifting unit.
采用气垫盘作为移动架车单元的行走机构。
Coal-rock boring machine is able to achieve cutting, loading, reproduced transport, walking and spray Dust combined unit.
半煤岩掘进机是一种能够实现截割、装载、转载运输、行走和喷雾除尘的联合机组（略）。
The steel plate that is attached to the end of the walking beam on a beam pumping unit.
固定于游梁式抽油机游梁端部的钢板。
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