單項選擇題

How are the pressure and temperature affected in a diesel engine cylinder during compression?（）

A.Pressure and temperature decrease
B.Pressure and temperature increase
C.Pressure decreases and temperature increases
D.Pressure increases and temperature decreases

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單項選擇題

A diesel engine is warmed up and white vapor is in the exhaust，this could indicate （）

A.excessive cylinder lubrication
B.a lugging engine
C.a leaking cylinder liner
D.overloading of one cylinder

單項選擇題

The main operating characteristic of diesel engines which distinguishes them from other internal combustion engines is the （）

A.method of supplying air
B.cooling system
C.method of igniting fuel
D.valve operating mechanism

How are the pressure and temperature affected in a diesel engine cylinder during compression?（）

你可能感興趣的試題

A diesel engine is warmed up and white vapor is in the exhaust，this could indicate （）

The main operating characteristic of diesel engines which distinguishes them from other internal combustion engines is the （）

A diesel engine is warmed up and white vapor is in the exhaust，this could indicate （）