A.Planetary gear set
B.Torsional vibration damper
C.Friction clutch
D.Air bladder clutch
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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
A.reduce the wear of bearing surfaces
B.cool the bearing surfaces
C.assist in sealing bearing surfaces
D.all of the above
最新試題
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
Diesel engine air start system check valves are opened by （）
（） is not installed on the main switchboar.
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
To proceed to the assistance of a ship in distress is（）
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）
The treatment of the fuel oils involves storage, heating, filtering and（）
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.
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）