因为你开暖风要耗油.* z+ L. n* q. D2 N
caoqian 发表于 2010-12-6 09:45
5 G. W3 d- Z* s1 f9 S( \You sure? Any citations? ! ^# { N& X* |2 f+ Y 6 B1 L3 }2 ?1 E2 n$ bThe warm air comes from engine heat. It doesn't cost you extra fuel, except when you heat up your car while idling.