A.immediately after restoring vital services
B.immediately
C.following control of flooding
D.following establishment of fire boundaries
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A.flash point
B.upper explosive limit
C.lower explosive limit
D.fire point
A.cooling
B.smothering
C.chemical action
D.All of the above
A.a tug comes alongside while the tanker is loading grade D and E cargoes
B.a large，fresh oil spill is discovered immediately adjacent to the side of the tanker
C.there is an electrical storm in the vicinity
D.there is a fire on the dock or on a nearby vessel
A.fixed foam systems to be ineffective
B.faster cooling of the fire
C.the accumulation of explosive gases
D.the fire to spread through the ventilation system
A.secure the engine room ventilation
B.secure the machinery in the engine room
C.evacuate all engine room personnel
D.All of the above
A.immediately above the level of the oil
B.at the top of the tank
C.in the vent riser
D.one meter from the deck
A.fuel tanks
B.spark plugs
C.carburetors
D.distributors
A.remotely operated valves
B.fusible links
C.C02 system pressure switches
D.heat or smoke detectors
A.remote operated valve
B.fusible link
C.CO2 system pressure switch
D.heat or smoke detector
A.accumulation of carbon dioxide gas that chokes the battery
B.accumulation of explosive and toxic gases the battery can generate
C.mildew or dry rot in the battery box
D.battery failure including battery case meltdown caused by excessive heat
最新试题
Each fire hydrant must have at least one spanner and at least one（）.
On a hydrocarbon flammability chart the line which extends from 0% to 21.8% oxygen，lying tangent to the flammability range，is called the（）.
A fire pump may be used for other purposes if（）.
Controls for a fixed carbon dioxide system shall be mounted（）.
Each hand portable fire extinguisher must be marked with（）.
Automatic fire dampers in ventilation systems are operated by use of（）.
CO2 extinguishes a fire by（）.
According to the T-Boat regulations the reason for providing adequate ventilation for a battery storage area is to prevent（）.
A fire starting by spontaneous combustion can be expected in which condition?（）.
Automatic fire dampers in ventilation systems are operated by a（）.