A.reading the gage pressure
B.weighing the extinguisher
C.discharging a small amount of CO2
D.seeing if the seal has been broken
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A.used at the earliest opportunity
B.hydrotested
C.recharged
D.weighed again in one month
A.maximum pressure allowed at that branch
B.name of the space or spaces which it serves
C.date of the last maintenance inspection
D.pressure needed to maintain an effective stream at that point
A.dry chemical or foam
B.foam or soda acid
C.carbon dioxide or foam
D.carbon dioxide or dry chemical
A.the hose could burst
B.the nozzle end will whip about causing damage or injury
C.water damage to vessel's cargo or structure
D.personnel might trip over the hose
A.avoid kinking the hose
B.avoid personal injury during connection
C.make connecting easier
D.prevent spray on electrical equipment
最新試題
At night while the ship is tied up to the dock，a fire breaks out in a cargo hatch. After sounding the alarm，what should the person on watch do?（）
An advantage of a dry chemical over a carbon dioxide fire extinguisher is its（）.
As an extinguishing agent，foam（）.
Any firefighting equipment that is carried in addition to the minimum required must（）.
All portable fire extinguishers must be capable of being（）.
A GROUP OF CREW MEMBERS TRAINED FOR FIGHTING FLOODING IN THE VESSEL are known as（）.
According to the regulations，what fire safety control feature is required in quick-closing shut off valves?（）
An engine compartment gasoline fire requires which type of extinguisher?（）.
A ship helicopter landing deck on which fueling operations are conducted must have a fire protection system that is capable of discharging at 100 psi pressure a foam spray of at least（）.
A spanner is a（）.