The zone in______ is the flammable range.(1.0)
A.above the upper flammable limit B.below the lower flammable limit C.below the upper flammable limit D.between the lower and upper flammable limits正确答案D
The zone in______ is the flammable range.(1.0)
A.above the upper flammable limit B.below the lower flammable limit C.below the upper flammable limit D.between the lower and upper flammable limits正确答案D
