A.encountered
B.faced
C.found
D.met
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A.the specifications
B.the facts
C.the descriptions
D.the details
A.shall noe be discharged
B.shall be discharged
C.shall be filled
D.shall noe be filled
A.breaks down when wet
B.kinks be discharged
C.is not elastic
D.stretches
A.Water fog
B.Carbon dioxide
C.Dry chemical
D.Solid stream of water
A.cutting off supply of oxygen
B.removing the fuel
C.cooling below the ignition temperature
D.spraying with water
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