The over-speed trip installed on most diesel engine will stop the engine by shutting off the （）
- Awater supply
- Bfuel oil supply
- Clube oil supply
- Dexhaust damper
问题
The over-speed trip installed on most
参考解析：
分类：船舶电气与船舶安全题库
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The boom stops are installed on an offshore crane to（）.Aprevent the boom from being raised too highBprevent the boom from swingingCsupport the boom when not in useDprevent the boom from being lowered
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6、Before she left on the trip, she（） har
Before she left on the trip, she（） hard.AtrainedBhas trainedCwould trainedDhad trained