单项选择题
A.governor droop
B.speeder spring tension
C.fuel rack lag
D.load on the engine
单项选择题 If you notice smoke coming fro the crankcase exhaust fan outlet of an operating diesel engine, you would suspect（）
单项选择题 When restarting a heavy fuel diesel engine that has been stopped for some time, the engine should（）
单项选择题 Water accumulation in the cylinder of a secured engine is an indication that the （）