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
A diesel engine piston ring face is in direct contact with the （）.
White smoke exhausting from an operating diesel engine may indicate （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
In a simple mechanical governor, the （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.