The limit switches on a ships survival-craft winch system（）.
- Astop the winch just before the craft reaches the final stowage position
- Blimit the amount of cable on the drum
- Climit the ascent rate
- Dstop the winch in case the craft weighs too much
问题
The limit switches on a ships survival
参考解析：
分类：救生作业题库
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