A.excessive crankcase pressure
B.excessive lube oil temperature
C.contamination of the lube oil by water
D.contamination of the cooling water by lube oil
您可能感興趣的試卷
你可能感興趣的試題
A.dissolved oxygen
B.chlorides
C.sludge
D.dissolved nitrogen
A.boiler water level is low
B.feedwater is too hot
C.boiler steam demand is low
D.feedwater is too cold
A.intake valves
B.carburetor
C.exhaust ports
D.injector nozzles
A.clearance
B.crush
C.pitch
D.thrust
A.bottom blow the boiler
B.treat the water with caustic soda
C.treat the water with chemical scavengers
D.reduce the water alkalinity to recommended readings
最新試題
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
A diesel engine piston ring face is in direct contact with the （）.
Maximum horsepower of a diesel engine is attained （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
What is the function of the thrust bearing?（）
A thrust bearing is used with a propulsion diesel engine to （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
Combustion knock occurring in a diesel engine can be caused by （）.
The highest pressure in a diesel engine cylinder normally occurs （）.
Routine monitoring of a diesel engine should include （）.