A.well knurled
B.slightly streaked
C.lightly glazed
D.highly polished
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A.only the replacement of the entire pump would be acceptable
B.the injection pump and injection nozzle must be replaced
C.either the barrel or plunger must be replaced
D.the barrel and plunger must be replaced as a unit
A.bedplate or base
B.sump or oil pan
C.cylinder block
D.frame
A.water in the fuel
B.insufficient fuel for combustion
C.clogged air intake passages
D.burning lubricating oil
A.increased horsepower
B.reduced efficiency
C.increased heat loss
D.lower cylinder pressures
A.dangerous over-speeding
B.a loss of lube oil pressure
C.activation of the fixed CO2 system for the emergency generator space
D.all of the above
最新試題
Cold weather starting of a diesel engine may be made easier by()
The treatment of the fuel oils involves storage, heating, filtering and()
Using a file without a handle may result in ()
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated()
Diesel engine air start system check valves are opened by ()
The cetane rating of diesel fuel is an indication of the ()
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?()
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a()
()connectors hold best if a wire is accidentally pulled or a connection becomes loose.
During the diesel engine running, the water level of F.W expansion tank should normally kept in the () level of glass tube.