单项选择题
A.high cost of fuel B.serious fire hazard C.possibility of pollution D.poor combustion which will occur in that cylinder
Lube oil accumulating in the cooling water system of a ...
单项选择题Lube oil accumulating in the cooling water system of a diesel engine will result in （）
A.lube cooler failure B.poor heat transfer C.mechanical lubricator failure D.camshaft seizure
A spring-loaded centrifugal flyweight governor responds...
单项选择题A spring-loaded centrifugal flyweight governor responds to reduced engine load with an immediate increase in （）
A.pilot valve oil pressure B.speeder spring force C.compensation needle valve clearance D.centrifugal force on the flyweights
In order to start a large, low-speed, main propulsion d...
单项选择题In order to start a large, low-speed, main propulsion diesel engine on high viscosity fuel after an extended shutdown, the （）
A.fuel must be preheated B.intake air should be preheated C.lube oil outlet temperature should be increased 20℃ above normal D.none of the above
