你可能感興趣的試題

When using a fuel with a higher than normal sulfur content in an auxiliary diesel engine, you should（）

A.maintain higher than normal jacket water temperature
B.change the lube oil more frequently than normal
C.maintain a higher air-box temperature than normal
D.maintain a higher air-box pressure than normal

單項(xiàng)選擇題

When fuel is injected late into a diesel engine cylinder,（）.

A.the exhaust will be clear
B.fuel consumption will be low
C.all the fuel will be burned at top dead center
D.fuel consumption will be high