
A.18987kJ/kg
B.19281kJ/kg
C.19312kJ/kg
D.20088kJ/kg
[单选题]A.>101.325kPaB.=101.325kPaC.<101.325kPaD.不能确定
[单选题]A.>101.325kPaB.=101.325kPaC.<101.325kPaD.不能确定
[单选题]A.18987kJ/kgB.19281kJ/kgC.19312kJ/kgD.20088kJ/kg
[单选题]A.>101.325kPaB.=101.325kPaC.<101.325kPaD.不能确定
[单选题]A.>101.325kPaB.=101.325kPaC.<101.325kPaD.不能确定
[问答题]------------.
[单选题]( ).A.B.C.D.
[问答题]--------------.
[问答题]--------------.
[单选题]A.B.C.D.E.A、B、C、D都不正确