A、flame safety lamp
B、combustible gas indicator
C、gasometer
D、oxygen indicator
更多“Hydrocarbon vapors are usually detected by the use of the （）.”相关的问题
A、latent heat of fusion B、latent heat of vaporization C、specific heat of vaporization D、latent heat of the gas
A、fuel oil vapor at the sludge tank vent B、unburned fuel vapors in the scavenge air receiver C、lube oil vapors in the crank case D、lube oil vapors in the engine room
A、permits the passage of vapor but not of flame B、prevents the passage of flammable vapors C、prevents inert gas from leaving a tank D、permits vapors to exit but not enter a tank
A、incapable of supporting combustion because the hydrocarbon content is below the LFL (Lower Flammable Limit) B、capable of supporting combustion because the hydrocarbon content is above the UFL (Upper Flammable Limit) C、capable of supporting a fire once started D、not safe for ballasting
A、A.permit the passage of vapor but not of flame B、B.prevents the passage of flammable vapors C、C.prevents inert gas from leaving a tank D、D.permits vapors to exit but not enter a tank
A、the vapor and air mixture is too rich B、it is mixed with certain proportions of air C、the vapor is too little compared to the air D、it is of heavy toxicity
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