单项选择题
A.0.5%B.1.0%C.1.5%D.2.0%
A.4m x5mB.3m x5mC.2m x5mD.3m x4m
A.1.63-3.37[w/(m2•k)]B.1.53-3.27[w/(m2•k)]C.1.42-2.95[w/(m2•k)]D.1-3.72[w/(m2•k)]