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The main propulsion diesel engine jacket water temperature rises above normal, with the raw water sea suction and the expansion tank water level being normalWhich of the following problems is most likely the cause?

A.Faulty thermostatic bypass valve
B.Eroded zinc pencils in the heat exchanger
C.Steam formation in the expansion tank
D.Excessive leakage from jacket water pump seal

试题出自试卷《海船船员考试轮机部三管轮模拟题4(轮机英语)》

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