因为你开暖风要耗油.0 P# D4 p3 h& w
caoqian 发表于 2010-12-6 09:45
5 ^# I# X8 z& b g8 y0 _You sure? Any citations? ; Z4 s; K" o* e1 D( P3 c- k3 _6 P9 h" _. [- ?6 J( p& i( y) z* j7 }
The warm air comes from engine heat. It doesn't cost you extra fuel, except when you heat up your car while idling.