A.It is inflated by a small CO2 bottle that is automatically tripped when the front zipper is at the top of the zipper track
B.It is inflated by a small CO2 bottle that is manually tripped
C.It is inflated by blowing through an inflation tube
D.It inflates by sea water bleeding into the flotation bladder and reacting with a chemical therein
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A.By cooling the oil below the ignition temperature
B.By removing the fuel source from the fire
C.By excluding the oxygen from the fire
D.By increasing the weight of the oil
A.Point the horn down
B.Turn cylinder upside-down
C.Break the rupture disc
D.Pull pin，squeeze grip
A.is a finer，more diffuse water spray than low-velocity fog
B.requires that the water pressure be no greater than 60 psi
C.produces an effective fog pattern no more than 6 feet beyond the nozzle
D.extinguishes a fire by absorbing heat and reducing the supply of oxygen
A.at the top of the flames
B.at the base of the fire near the edge
C.in short quick bursts
D.toward the upwind side of the fire
A.Fires in electrical equipment
B.Flammable oils and greases
C.Class A fires in ordinary combustibles
D.Materials containing their own oxygen
最新試題
Fixed CO2 systems would not be used on crew’s quarters or（）.
Fire may be spread by which means?（）.
Fire in an engine compartment is best extinguished with carbon dioxide gas (CO2) and by（）.
CO2 cylinders，which protect the small space in which they are stored must（）.
Fire and abandon ship stations and duties may be found on the（）.
Foam extinguishes a fire by（）.
Halon fire extinguishers are NOT effective when used on which types of fires?（）
Fire extinguishers on inspected vessels are numbered by size I through V，with I being（）.
Flames from small leaks of LFG may be extinguished by（）.
Fire hose couplings（）.