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
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（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）
The shipboard oil pollution emergency plan will be invalid after （）
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?（）
Flame failure in an automatically fired auxiliary boiler can from a/an （）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）
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When does auxiliary burner of incinerator put into operation? （）Ⅰ. start incinerator when it is coldⅡ. the sludge for dealing with is littleⅢ. the sludge for dealing with is largeⅣ. the water and impurity in sludge are too muchⅤ. the temperature in incinerator is lowⅥ. dealing with little solid rubbish