A.straw
B.booms
C.skimmers
D.chemical dispersants
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A.CO2
B.dry chemical
C.water
D.foam
A.45°upward
B.vertically upward
C.vertically downward
D.all of the above
A.all emergency signals
B.instructions for lowering the survival craft
C.the time each weekly drill will be held
D.work schedule
A.driving wooden plugs into the vents
B.closing the lids on the vents
C.plugging the scuppers
D.plugging the sounding pipes
A.Master
B.Chief Mate
C.safety officer
D.department heads
最新試題
There are two disadvantages to CO2 pump as a firefighting agent. One of these is the limited quantity available，and the other is（）.
What is the MOST important consideration when determining how to fight an electrical fire?（）
The success of an indirect attack on a fire depends on the（）.
There is a fire in the crew’s quarters of your vessel. You should（）.
What does blowing tubes accomplish?（）
What is best suited for fighting a fire in a ballast control room?（）
The supply of carbon dioxide used in the fixed extinguishing system aboard a cargo vessel MUST be at least sufficient for（）.
What is NOT listed on the metallic name plate required to be attached to hand portable fire extinguishers?（）
Water fog from an all-purpose nozzle may be used to（）.
What is NOT a characteristic of carbon dioxide fire-extinguishing agents?（）