A.provide steam for emergency propulsion
B.provide steam for the turbo-generator
C.heat the waste water tanks
D.steam for warming engines
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A.375 RPM
B.500 RPM
C.750 RPM
D.1500 RPM
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
最新試題
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
An automated diesel engine should normally shut down due to （）
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
Combustion knock occurring in a diesel engine can be caused by （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
Lube oil cannot be efficiently filtered if its （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
In using reduction gears to obtain efficient propeller speeds, （）.
The highest pressure in a diesel engine cylinder normally occurs （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.