单项选择题
A.over-speeding of the engine
B.failure of the engine to shut down
C.no effect of engine mounting bolts
D.high exhaust temperatures
单项选择题 A diesel engine is turned at normal cranking speed and no ignition occursThis could be the result of （）
单项选择题 Which of the listed failures, occurring in an automated diesel generator system, should cause an audible alarm at the engine room control station?（）
单项选择题 A diesel engine may be hard to start if the （）