A.running-in
B.running-out
C.running on
D.running down
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A.10%
B.15%
C.20%
D.25%
A.dozens
B.parcels
C.bundles
D.gallons
A.water cooling
B.oil cooling
C.air cooling
D.combined cooling
A.conflict
B.accord
C.harmonize
D.struggle
A.metering
B.control
C.using
D.timing
最新試題
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?()
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
To shut down a diesel engine after it exceeds the set maximum speed,which type of device listed should be used?()
To proceed to the assistance of a ship in distress is()
()are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
The cetane rating of diesel fuel is an indication of the ()
The shipboard oil pollution emergency plan will be invalid after ()
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the()
Diesel engine air start system check valves are opened by ()
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?()