A.CO2
B.ABC dry chemical
C.CO2 propelled foam
D.All of the above
您可能感興趣的試卷
你可能感興趣的試題
A.CO2
B.Foam
C.Water fog
D.Soda acid
A.More than six short blasts and one long blast on the whistle
B.Continuous blast of the ships whistle for a period of not less than 10 seconds supplemented by the same signal on the general alarm
C.Three short blasts of the whistle supplemented by the same signal on the general alarm
D.More than six short blasts and one long blast on the whistle supplemented by the same signal on the general alarm
A.mechanical foam
B.chemical foam
C.carbon dioxide
D.soda acid
A.Dry chemical
B.Halon
C.Low velocity fog
D.Steam
A.abandon ship
B.dismissal from drills
C.fire and emergency
D.lower lifeboats
最新試題
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
Which of the following items don’t belong to dock repair works?（）
The treatment of the fuel oils involves storage, heating, filtering and（）
Diesel engine air start system check valves are opened by （）
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
To proceed to the assistance of a ship in distress is（）
The condensers located in various stages of a flash evaporator are cooled by（）