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If the coolant temperature of a closed cooling wat...

海船船员考试

单选题

If the coolant temperature of a closed cooling water system for a diesel engine gradually increases, the trouble usually is （）

发布日期：2021-03-22

A.a broken shaft on the freshwater pump

B.an excessive accumulation of scale exchanger

C.an incorrect thermostatic element operating range

D.lube oil in the cooling water

标签： coolant temperature closed cooling water

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