A.supercharging
B.scavenging
C.turbulence
D.swept volume charging
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A.Each engine must have its own engine driven cooling water pump capable of providing cooling for all ranges of operation
B.propulsion engines with bores exceeding 200 mm are to be fitted with a means to display the cooling water temperature of each cylinder
C.At least two independent sea suctions are to be provided for supplying water to the engine jackets or to the heat exchangers
D.Suitable strain are to be fitted between the circulating pumps and heat exchangers when sea water is used for direct cooling
A.a clogged filter element
B.excessive lube oil pump discharge pressure
C.excessive lube oil flow
D.excessively hot lube oil
A.improper venting of the cooling system
B.carrying the expansion tank water level too high
C.a totally clogged impeller in the cooling water pump
D.an incorrectly set cooling system temperature control
A.crankcase
B.low lube oil temperature
C.excessive oil consumption
D.low bearing oil pressure
A.cam action
B.spring force
C.fuel oil pressure
D.firing pressure
最新試題
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）
The treatment of the fuel oils involves storage, heating, filtering and（）
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
（） is not installed on the main switchboar.
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
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
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.