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
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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
A.reduce engine exhaust noise
B.reduce engine back pressure
C.recover heat which otherwise would be lost
D.increase turbocharger efficiency
最新試題
The function of diesel engine piston compression rings is to （）.
Proper filtering and straining of fuel oil is important because the （）.
In a simple mechanical governor, the （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
To determine if the lube oil filter elements need changing, （）.
Diesel engine control can be obtained by the bridge （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
In using reduction gears to obtain efficient propeller speeds, （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）