单项选择题
A.worn or broken cylinder liner sealing rings B.high cooling water temperature C.worn or broken piston rings D.low fuel oil pressure
The most common instrument used to measure diesel engin...
单项选择题The most common instrument used to measure diesel engine exhaust pressure is the （）
A.pyrometer B.bourdon gauge C.pneumercator D.manometer
A sudden drop in compression pressure in one cylinder o...
单项选择题A sudden drop in compression pressure in one cylinder of a diesel engine can be caused by（）
A.a leaking fuel injector nozzle B.a clogged air filter C.excessively early fuel injection D.malfunctioning valves
One end of a diesel engine cylinder is sealed by the cy...
单项选择题One end of a diesel engine cylinder is sealed by the cylinder head and the other end by the （）
A.crankcase B.piston C.cylinder liner D.crank cheek
