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
您可能感興趣的試卷
你可能感興趣的試題
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
Fusible-link fire dampers are operated by（）.
How do you operate a portable CO2 fire extinguisher?（）.
Gas masks（）.
Good housekeeping on a vessel prevents fires by（）.
Foam is a very effective smothering agent and（）.
Fire and abandon ship stations and duties may be found on the（）.
Foam extinguishes a fire by（）.
Fire hose should be washed with（）.
Flames from small leaks of LFG may be extinguished by（）.
Halon fire extinguishers are NOT effective when used on which types of fires?（）