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
A.CO2
B.fresh air
C.the tested compartment's air
D.water
A.fuel supply
B.exhaust ventilation
C.supply and exhaust ventilation
D.mechanical and natural ventilation
A.over pressurization of the space being flooded
B.rupture of cylinder due to temperature increase
C.over pressurization of the CO2 discharge piping
D.flooding of a space where personnel are present
A.contaminating food with extinguishing agent
B.spreading through the engineering space
C.causing loss of stability
D.a grease fire in the ventilation system
A.cooling the outside bulkheads with water
B.shutting all sources of air into the compartment
C.closing the sea chest
D.flooding the compartment with salt water
最新试题
CO2 cylinders,which protect the small space in which they are stored must().
Fusible-link fire dampers are operated by().
Foam extinguishes a fire by().
CO2 cylinders equipped with pressure actuated discharge heads will discharge automatically when().
Fire hose should be washed with().
High-velocity fog().
How is the external flotation bladder of an immersion suit inflated?()
Flame screens are used to().
Fire extinguishing agents used on Class C fires must be().
Foam is a very effective smothering agent and().