A.0.9~1.1 B.1.0~1.1 C.1.1~1.2 D.1.2~1.3
A.1 B.1.1 C.1.2 D.1.5
A.實(shí)際供熱效果 B.設(shè)計(jì)參數(shù) C.運(yùn)行參數(shù)