A.Hydraulic oil
B.Lubricating oil
C.Diesel oil
D.Refrigeration oil
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A.CO2
B.ABC dry chemical
C.CO2 propelled foam
D.All of the above
A.CO2
B.Foam
C.Water fog
D.Soda acid
A.More than six short blasts and one long blast on the whistle
B.Continuous blast of the ships whistle for a period of not less than 10 seconds supplemented by the same signal on the general alarm
C.Three short blasts of the whistle supplemented by the same signal on the general alarm
D.More than six short blasts and one long blast on the whistle supplemented by the same signal on the general alarm
A.mechanical foam
B.chemical foam
C.carbon dioxide
D.soda acid
A.Dry chemical
B.Halon
C.Low velocity fog
D.Steam
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For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）
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