A.black
B.red
C.orange
D.yellow
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A.Start each fire pump
B.Launch and run a lifeboat
C.Inventory rescue and fire equipment
D.Inspect fire hoses
A.outside
B.on class C fires
C.in an emergency
D.on class B fires
A.Burning oil
B.Electrical
C.Paint
D.All of the above
A.cooling
B.smothering
C.oxygen dilution
D.breaking the chain reaction
A.heated gases flowing through ventilation systems
B.the transfer of heat across an unobstructed space
C.burning liquids flowing into another space
D.transmitting the heat of a fire through the ship's metal
最新試題
Backfire flame arrestors are installed on（）.
According to the T-Boat regulations the reason for providing adequate ventilation for a battery storage area is to prevent（）.
A fire is discovered in the forepeak of a vessel at sea. The wind is from ahead at 35 knots. You should（）.
Each hand portable fire extinguisher must be marked with（）.
Cargo transfer operations on a tanker need NOT be stopped when（）.
Each hose in the fuel transfer system for helicopter refueling must meet the standards of the（）.
Due to the hazards involved with Halon extinguishers on a ship，the size II extinguisher may only be used（）.
Each fire hydrant serving machinery spaces containing oil fired boilers，internal combustion machinery，or oil fuel units must be equipped with a（）.
Combustible gas indicators measure the presence of combustible gas as a percentage of the（）.
Before using a fixed CO2 system to fight an engine room fire，you must（）.