单项选择题
A.governor droop B.speeder spring tension C.fuel rack lag D.load on the engine
If you notice smoke coming fro the crankcase exhaust fa...
单项选择题If you notice smoke coming fro the crankcase exhaust fan outlet of an operating diesel engine, you would suspect（）
A.a cracked cylinder liner B.clogged intake ports C.broken piston rings D.a faulty head gasket
When restarting a heavy fuel diesel engine that has bee...
单项选择题When restarting a heavy fuel diesel engine that has been stopped for some time, the engine should（）
A.increase the starting air pressure B.use a higher than normal cranking speed C.increase the fuel injection pressure D.use a fuel having a lower ignition temperature
Water accumulation in the cylinder of a secured engine ...
单项选择题Water accumulation in the cylinder of a secured engine is an indication that the （）
A.soft water pump was not secured along with the engine B.jacket water thermostat has failed C.cylinder liner may be cracked D.raw water pump is over-speeding just prior to engine shutdown
