单项选择题
A.temperature of compression B.atomization of the fuel C.penetration of the fuel D.all of the above
Persistent knocking of one cylinder of a diesel engine ...
单项选择题Persistent knocking of one cylinder of a diesel engine ceases when the fuel supply to that cylinder is securedThis problem may be a result of （）
A.low loading of that cylinder B.faulty combustion in that cylinder C.sluggish piston ring action D.excessive piston cooling
Engine coolant accumulating in the diesel engine lubric...
单项选择题Engine coolant accumulating in the diesel engine lubricating oil can result from a （）
A.low oil pressure B.high coolant pressure C.leaking fuel injector D.cracked cylinder head or liner
The device used to limit engine torque at various engin...
单项选择题The device used to limit engine torque at various engine speeds is called a （）
A.speed limiting governor B.variable speed governor C.constant speed governor D.load limiting governor
