單項(xiàng)選擇題

Which of the listed failures, occurring in an automated diesel generator system, should cause an audible alarm at the engine room control station?（）

A.Low cooling water outlet temperature
B.High lube oil pressure
C.Low lube oil temperature
D.Low starting air pressure

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單項(xiàng)選擇題

A diesel engine may be hard to start if the （）

A.air intake is restricted
B.engine is cranked too fast
C.vibration dampener is faulty
D.exhaust back pressure is low

單項(xiàng)選擇題

If a diesel engine rotates slowly when cranked, but does not fire, the（）

A.fuel control rack had admitted excessive fuel
B.engine speed does not match the fuel rack setting
C.engine has failed to reach its firing speed
D.starter pinion and ring gear contact is not correct