A.batten down the engine room
B.start the fire pump
C.apply carbon dioxide to the fire
D.shut off the fuel supply
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A.solid materials such as wood or bales of fiber
B.flammable liquids
C.a piece of electrical equipment
D.combustible metallic solids
A.generators
B.oil drums
C.the bridge controls
D.combustible metals
A.two or more releasing stations
B.automatic release in event of a fire
C.an audible alarm and time delay
D.an audible and visible alarm
A.stop the ventilation
B.sound the general alarm
C.determine the source of the fire
D.attempt to extinguish the fire
A.low-velocity fog only
B.a solid stream only
C.a solid stream and foam
D.a solid stream and fog
最新試題
A small fuel spillage has occurred during helicopter refueling. After the leak has been stopped and fire-control personnel have been notified and are standing by，the next step is to（）.
A spring line is（）.
After extinguishing a fire with CO2，it is advisable to（）.
Any extinguishing agent used on a Class C fire must have which important property?（）
An advantage of a dry chemical over a carbon dioxide fire extinguisher is its（）.
A galley grease fire on the stove may be extinguished using（）.
An inert gas system on a tanker should be used to（）.
A squeeze-grip type carbon dioxide portable fire extinguisher has been partially discharged. It should be（）.
All portable fire extinguishers must be capable of being（）.
According to the regulations，what fire safety control feature is required in quick-closing shut off valves?（）