electric boat winch 电动起艇机
Rescue boat winch 救助艇绞车
boat handling winch 救生艇收放绞车
boat-lifting winch 起艇绞车
The main hoist winch and a system of elevators lift 1,250 tons of pipes and machinery through the 72 inches wide hole at the bottom of the boat.
主起吊绞车和升降机系统可通过船底72英尺宽的洞，提升1，250吨重的管道和机械。
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。
Then it analyses the wave's movement and technical quota of boat-lifting device at abominable sea state which supply the foundation to the following design of wave-compensation boat-lifting winch.
在此基础上，分析了高海况下波浪的运动情况，以及在高况下波浪补偿救生艇吊放装置应该具有的技术指标，为下一步的波浪补偿起艇绞车的设计提供了依据。
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