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
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）
The additional mark （）in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.
（） is not installed on the main switchboar.
Cold weather starting of a diesel engine may be made easier by（）
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）
Diesel engine air start system check valves are opened by （）
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）