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
最新試題
Each fire hose coupling on a ship must have threads that meet the specifications of the（）.
A fire must be ventilated（）.
Convection spreads a fire by（）.
A fire is discovered in the forepeak of a vessel at sea. The wind is from ahead at 35 knots. You should（）.
On a hydrocarbon flammability chart the line which extends from 0% to 21.8% oxygen，lying tangent to the flammability range，is called the（）.
Automatic fire dampers in ventilation systems are operated by use of（）.
Before a tank is to be crude oil washed，the oxygen content in the tank must be measured at a position（）.
Control of fire on a ship should be addressed（）.
A fire main system must have enough fire hydrants so that each accessible space may be sprayed with（）.
Before using a fixed CO2 system to fight an engine room fire，you must（）.