soda acid
foam
CO2
sand
第1题:
A large oil fire on the deck of a ship can be fought most effectively with ______.
A.dry chemical
B.foam
C.high-velocity fog
D.water (cartridge-operated)、
第2题:
cooling the gas below the ignition point
cutting off the supply of oxygen
stopping the flow of gas
interrupting the chain reaction
第3题:
a tug comes alongside while the tanker is loading grade
and E cargoes B. a large,fresh oil spill is discovered immediately adjacent to the side of the tanker
there is an electrical storm in the vicinity
there is a fire on the dock or on a nearby vessel
第4题:
Slow down the spread of fire by cooling adjacent structures
Cover the fire with foam
Smother the fire with a blanket or similar object
Break up solid objects to ensure that any deep seated fires are extinguished
第5题:
dry chemical
foam
high-velocity fog
Water (cartridge-operated)
第6题:
steam demand is high
salinity is high
safety valve simmers
burner flame is extinguished
第7题:
deprival of oxygen
a water spray
soda-acid
foam
第8题:
foam extinguishers
water spray equipment
dry powder extinguishers
soda-acid extinguishers
第9题:
deprival of oxygen
removal of heat
spraying of water
injecting of soda-acid
第10题:
a tug comes alongside while the tanker is loading grade D and E cargoes
a large,fresh oil spill is discovered immediately adjacent to the side of the tanker
there is an electrical storm in the vicinity
there is a fire on the dock or on a nearby vessel
第11题:
completely closing the compartment
closing the compartment except for the ventilators
leaving the compartment open to the air
increasing the air flow to the compartment by blowers
第12题:
The Dangers of a Fire.
The Cause of a Fire.
Learn to Use a Fire Extinguisher.
Be Ready for a Fire.
第13题:
dry chemical
foam
high-velocity fog
water
第14题:
utilizing carbon dioxide or dry chemical fire extinguishers
utilizing soda and acid fire extinguishers
blowing the flames out
letting it burn itself out
第15题:
Class A
Class B
Class C
Class D
第16题:
It is effective in controlling fire in flowing oil such as coming from a broken fuel line
It absorbs heat from materials that could cause reignition
Most foams can be used jointly with dry chemical extinguishing agents to attack a fire by two methods of extinguishment
Once the surface is blanketed with foam and the fire is extinguished,no further foam is required
第17题:
One man report the fire, and the other two men fight the fire
One man report the fire, one man fight the fire, and one man evacuate and secure the area
One man report the fire, one man fight the fire, and one man act as a safety observer
All three men fight the fire and report it immediately after it is extinguished
第18题:
evacuate all engine room personnel
fight the fire with hand portable extinguishers
activate the main CO2 bank
stop the flow of leaking fuel oil
第19题:
cutting off the supply of oxygen
removing the fuel
cooling below the ignition temperature
spraying with water
第20题:
cutting off the supply of oxygen
removing the fuel
spraying with water
adding oxygen
第21题:
air from contacting the oil vapors
permitting re-ignition boiling of the heated oil
spontaneous combustion below the oil surface
toxic fumes from escaping to the surface
第22题:
the heat
the fuel
the oxygen
any of the above
第23题:
salt water
foam
low-velocity fog
CO2