A.it is impractical to locate them outside
B.there is also a control valve outside
C.the CO2 cylinders are also in the space
D.an automatic heat-sensing trip is installed
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A.NOT contain more than 200 pounds of CO2
B.be automatically operated by a heat actuator
C.have an audible alarm
D.All of the above
A.the discharge valve is open
B.the control box glass is broken
C.pressure from the control cylinders is detected
D.the control cylinders have been completely discharged
A.machinery spaces
B.cargo compartments
C.living quarters
D.galley
A.the single hook at the top of the raft
B.two lines passed under the raft
C.the towing bridle
D.All of the above
A.put back in service if some CO2 remains
B.hydrostatically tested
C.retagged
D.recharged
最新試題
Fire in an engine compartment is best extinguished with carbon dioxide gas (CO2) and by（）.
Foam extinguishes a fire mainly by（）.
Fire hose should be washed with（）.
Fire fighting equipment requirements for a particular vessel may be found on the（）.
Good housekeeping on a vessel prevents fires by（）.
Halon from extinguishers used on a class B fire，should be directed（）.
Control valves of a CO2 system may be located within the protected space when（）.
Fire alarm system thermostats are actuated by（）.
CO2 cylinders equipped with pressure actuated discharge heads will discharge automatically when（）.
Foam is a very effective smothering agent and（）.