An overspeed safety device is usually fitted to a generator engine for （） in the event of overspeed.
- Acutting power off the engine
- Bincreasing the fuel pump setting
- Cbraking the crankshaft
- Dstabilizing the ship speed
问题
An overspeed safety device is usually
参考解析：
分类：船舶动力装置题库,海船船员考试题库
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