如花 发表于 2013-1-4 11:26 8 c# S( o. Z; v3 _6 ^1 x- _
应该这样比较; }2 g9 s5 T9 i J4 t# c2 S
* H# o, P6 A# w) \( E. r0 p8 j
gas+power $0.093/sqf for Dec 2012 including basement and setting 22C all the time.
" E0 @0 z5 J2 Y; T( W
then 0.09/sq....看来设到22度能暖和很多。。。 , g5 A2 I6 y0 d4 S2 Z- {; r