A.375 RPM
B.500 RPM
C.750 RPM
D.1500 RPM
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A.raise lube oil viscosity for easier starting in cold weather
B.increase air inlet temperature
C.increase compression ratio
D.increase jacket water temperature for easier starting in cold weather
A.reduce engine exhaust noise
B.reduce engine back pressure
C.increase engine cycle efficiency
D.increase turbocharger efficiency
A.create turbulence in the combustion chamber
B.aid in completing cylinder scavenging
C.inject fuel at the proper time
D.minimize fuel penetration into the cylinder
A.exhaust gas temperature system
B.exhaust load system
C.constant or pulse pressure system
D.constant volume system
A.exhaust gas temperature system
B.exhaust load system
C.constant or pulse pressure system
D.constant volume system
最新試題
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
Maximum horsepower of a diesel engine is attained （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
Routine monitoring of a diesel engine should include （）.
White smoke exhausting from an operating diesel engine may indicate （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
Proper filtering and straining of fuel oil is important because the （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
The function of diesel engine piston compression rings is to （）.