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
Each fire pump on a ship must have a pressure gauge located at（）.
Backfire flame arrestors are installed on（）.
Combustible gas indicators measure the presence of combustible gas as a percentage of the（）.
Each hose in the fuel transfer system for helicopter refueling must meet the standards of the（）.
Before using a fixed CO2 system to fight an engine room fire，you must（）.
Each fire hydrant must have at least one spanner and at least one（）.
Each part of the fire-main system located on an exposed deck must be（）.
If，during helicopter refueling operations，fuel is spilled on clothing，the person should first（）.
Convection spreads a fire by（）.
A fire is discovered in the forepeak of a vessel at sea. The wind is from ahead at 35 knots. You should（）.