下列气体与空气混合后,遇明火时可能发生爆炸的是 请选择ABCD'~)b)[-Y(S3J;n6a1I3n4p;V)F
A.氧气3J;n6a1I3n4p;V)F
B.甲烷3J;n6a1I3n4p;V)F
C.氮气3J;n6a1I3n4p;V)F
D.二氧化碳3J;n6a1I3n4p;V)F