如花 发表于 2013-1-4 11:26 8 Q( q, x* {4 ]
应该这样比较 * U Z+ X6 T) h: w+ q Y B* R 0 B6 p2 P0 [: U; T3 o& k' ugas+power $0.093/sqf for Dec 2012 including basement and setting 22C all the time.
2 _; l8 h( T% F1 O9 _then 0.09/sq....看来设到22度能暖和很多。。。, Q1 m/ [* Q) c" t3 u! ]+ M: Z7 ~! I