单项选择题
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
The exhaust system for a turbocharged two-stroke/cycle ...
单项选择题The exhaust system for a turbocharged two-stroke/cycle diesel engine functions to（）
A.discharge exhaust gases and smoke B.furnish energy to the turbocharger C.reduce engine room noise D.all of the above
Incomplete combustion in a running diesel engine can ca...
单项选择题Incomplete combustion in a running diesel engine can cause piston rings to become stuck as a result of （）
A.residual carbon deposits B.lube oil viscosity breakdown C.uneven heat expansion of the rings D.uneven heat expansion of the piston
