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
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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
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Convection spreads a fire by（）.
According to the T-Boat regulations the reason for providing adequate ventilation for a battery storage area is to prevent（）.
If，during helicopter refueling operations，fuel is spilled on clothing，the person should first（）.
Controls for a fixed carbon dioxide system shall be mounted（）.
A fire in electrical equipment should be extinguished by using（）.
Automatic fire dampers in ventilation systems are operated by a（）.
Automatic fire dampers in ventilation systems are operated by use of（）.
Each fire hose coupling on a ship must have threads that meet the specifications of the（）.
Due to the hazards involved with Halon extinguishers on a ship，the size II extinguisher may only be used（）.
Each hose in the fuel transfer system for helicopter refueling must meet the standards of the（）.