A.preventing oxygen from reaching the burning material
B.cooling the burning material below its ignition temperature
C.using the extinguishing agent to make the burning material fire-resistant
D.using the extinguishing agent to absorb the heat
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A.the mimimum fire extinguishing equipment，lifejackets，survival and rescue craft she must carry
B.the name of the managing operator
C.any special conditions or restrictions on her operation
D.All the above
A.pressure release
B.backfire flame arrestor
C.automatic shut off
D.flow valve
A.at least annually
B.whenever it is below its required weight
C.only if the extinguisher has been used
D.before every safety inspection
A.a continuous ringing for 10 seconds
B.one short ring followed by one long ring
C.two long rings of at least 20 seconds
D.a continuous ringing until the fire is extinguished
最新試題
Cargo transfer operations on a tanker need NOT be stopped when（）.
Blocking open or removing fire dampers can cause（）.
CO2 extinguishes a fire by（）.
Each fire pump on a ship must have a pressure gauge located at（）.
According to the T-Boat regulations the reason for providing adequate ventilation for a battery storage area is to prevent（）.
Before a tank is to be crude oil washed，the oxygen content in the tank must be measured at a position（）.
A fire main system must have enough fire hydrants so that each accessible space may be sprayed with（）.
Due to the hazards involved with Halon extinguishers on a ship，the size II extinguisher may only be used（）.
A fire is discovered in the forepeak of a vessel at sea. The wind is from ahead at 35 knots. You should（）.
Control of fire on a ship should be addressed（）.