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单选题
If a diesel engine turned over freely but failed to start, the cause could be （）
A
water in the fuel
B
cold lube oil
C
excessive starting air pressure
D
excessive fuel pressure
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blow through the cylinders and fuel lines with a drying agent
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cylinder compression pressureC
starting air pressureD
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考题
单选题Prior to starting most medium-speed propulsion diesel engines, which of the procedures listed should be observed?（）A
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考题
单选题Following an overhaul of a crosshead type diesel engine, the engine is jacked over with the turning gear as part of the pre-start procedure, which of the listed pre-start procedures should be carried out?（）A
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