单项选择题
A.Exhaust and scavenging B.Scavenging and compression C.Ignition and expansion D.Exhaust and compression
To successfully reduce an excessively high diesel engin...
单项选择题To successfully reduce an excessively high diesel engine exhaust gas temperature, you should （）.
A.reduce the engine driven fuel pump outlet pressure B.retard the fuel injector timing to reduce power C.increase the fuel rack setting D.reduce the load on the engine
A diesel engine with a combustion chamber located betwe...
单项选择题A diesel engine with a combustion chamber located between the crowns of two pistons is known as a/an （）.
A.double-acting engine B.opposed pistons engine C.single-acting engine D.horizontal acting engine
An increased pressure differential between the inlet an...
单项选择题An increased pressure differential between the inlet and outlet of a strainer usually indicates the strainer is （）
A.holed B.fouled C.clean D.dry
