Before starting a diesel engine that has an engine driven lube oil pump, the engineer should （）.
- Aopen the bypass line
- Bcut in the lube oil cooler
- Cpressurize the lube oil system
- Dtop off the expansion tank
问题
Before starting a diesel engine that h
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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