你可能感興趣的試題

For most diesel propulsion and generator engines, the over-speed trip device will stop the engine by （）

A.moving the governor control to stop
B.shutting off the lubricating oil supply
C.tripping the governor emergency stop lever
D.shutting off the fuel supply

單項(xiàng)選擇題

If a diesel engine is smoking excessively under load, the cause could be （）

A.low exhaust back pressure
B.early fuel injection in one of the cylinders
C.compression pressure in one of the cylinders
D.plugged injector holes