A.at the top of the flames
B.at the base of the fire near the edge
C.in short quick bursts
D.toward the upwind side of the fire
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A.Fires in electrical equipment
B.Flammable oils and greases
C.Class A fires in ordinary combustibles
D.Materials containing their own oxygen
A.cooling
B.smothering
C.shielding of radiant heat
D.breaking the chain reaction
A.breaking the chain reaction
B.smothering the fire
C.cooling the fire
D.coating the fuel with a nonflammable surface
A.base of the equipment
B.top of the equipment
C.power source
D.source of the fire
A.allowing better access in an emergency
B.eliminating potential fuel sources
C.eliminating trip hazards
D.improving personnel qualifications
最新試題
Fire hose couplings（）.
Fire extinguishers on inspected vessels are numbered by size I through V，with I being（）.
Fire and abandon ship stations and duties may be found on the（）.
Firefighting foam is only effective when the foam（）.
Fire fighting equipment requirements for a particular vessel may be found on the（）.
High-velocity fog（）.
Fixed CO2 systems would not be used on crew’s quarters or（）.
Good housekeeping on a vessel prevents fires by（）.
How do you operate a portable CO2 fire extinguisher?（）.
Fire alarm system thermostats are actuated by（）.