A.180千瓦時 B.360千瓦時 C.540千瓦時 D.270千瓦時
A.90% B.95% C.98% D.100%
A.應收電費金額/實收電費金額*100% B.實收電費金額/應收電費金額*100% C.應收戶數(shù)/實收戶數(shù)*100% D.實收戶數(shù)/應收戶數(shù)*100%