Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
- Aincreasing the volume of intake air
- Bshutting off the fuel supply
- Cincreasing the engine back pressure
- Dover-speeding the engine
问题
Electrically operated safety devices o
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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