A.increase engine power
B.increase engine load
C.decrease engine power
D.improve fuel economy
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A.compressibility of the fuel
B.high fuel oil supply flow
C.scored plunger and barrel packing
D.excessive air turbulence
A.a restricted air intake
B.a clogged connecting rod oil passage
C.incorrect connecting rod alignment
D.high cylinder firing temperatures
A.a higher cetane number of fuel oil
B.the diesel fuel used having a high viscosity
C.mechanical rigidity in the lube pump mechanism
D.a decrease rigidity in the fuel pump delivery pressure
A.Higher compression ratios create higher temperature
B.Higher temperatures create higher compression ratios
C.low temperatures create higher compression ratios
D.Higher compression ratios create low temperatures
A.torque wrench
B.monkey wrench
C.pipe wrench
D.slugging wrench
最新試題
Under MARPOL Code the ship to which it applies has to carry （）
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
Cold weather starting of a diesel engine may be made easier by（）
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
（） is not installed on the main switchboar.
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.