你可能感興趣的試題

The most serious effect of air trapped in a diesel engine jacket water cooling system is that it（）.

A.causes colloid suspension in the cooling water
B.reduces the capability of the lubrication system
C.can form pockets which block the flow of coolant through the system
D.leads to the scuffing of cylinder walls

單項(xiàng)選擇題

The engine in a covered lifeboat is fueled with（）.

A.kerosene
B.unleaded gasoline
C.diesel oil
D.liquefied gas