hand lifting winch 手摇卷扬机
boat-lifting winch 起艇绞车
explosion-proof hydraulic lifting winch 防爆液压提升绞车
Winch lifting handles 绞盘用升降手柄
Winch with a lifting handle 绞盘用升降手柄
This paper gives theory basis to the exploitation of the wave compensation boat-lifting winch.
这为波浪补偿起艇绞车的开发提供了理论支持。
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