A.decreasing the amount of valve overlap
B.preheating the air intake
C.after-cooling the intake air
D.preheating light fuel
您可能感興趣的試卷
你可能感興趣的試題
A.Planetary gear set
B.Torsional vibration damper
C.Friction clutch
D.Air bladder clutch
A.increase the density of the cylinder air charge
B.prevent turbocharger overheating
C.liminate the need for a pre-cooler
D.remove moisture from air compressed by the turbocharger
A.induce carbon formation on cylinder walls
B.improve fuel penetration in the combustion space
C.form a friction reducing film between mating surfaces
D.lubricate the fuel injection
A.Improper fuel rack positioning
B.Lengthy opening of the exhaust valve
C.Excessively early injection timing
D.Extended light load operation
A.higher torque but lower brake horsepower
B.lower torque but higher brake horsepower
C.higher torque and lower brake horsepower
D.lower torque and higher brake horsepower
最新試題
Cold weather starting of a diesel engine may be made easier by（）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
The ISPS Code consists of a mandatory section-Part A, which shows（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
Which of the following items don’t belong to dock repair works?（）
If separating effect is not good, which measure should be taken （）
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）