A.壓縮氣體 B.溶解氣體 C.易燃?xì)怏w D.液化氣體
A.較易燃?xì)馊苣z B.極易燃?xì)馊苣z C.易燃?xì)馊苣z D.不燃?xì)馊苣z
A.易燃液體B.易燃固體物質(zhì)C.助燃?xì)怏wD.易燃?xì)怏w