A.remain the same
B.increase
C.decrease
D.none of the above
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A.Dry chemical
B.Foam
C.Water
D.Carbon dioxide
A.pump suctions
B.pump discharge
C.fire hydrants
D.hose nozzle
A.In crews accommodation spaces
B.On the navigating bridge
C.In the engine room
D.All of the above
A.remove oxygen from the area
B.smother fire with foam
C.smother fire with CO2
D.cool fuel below ignition temperature
A.low-velocity fog
B.high-velocity fog
C.a straight stream of water
D.foam spray
最新試題
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
The cetane rating of diesel fuel is an indication of the （）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
The ISPS Code consists of a mandatory section-Part A, which shows（）
（） is not installed on the main switchboar.
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）
If separating effect is not good, which measure should be taken （）
Diesel engine air start system check valves are opened by （）
If two A.C.generators are to be operated in parallel, the load is distributed evenly by（）
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）