因为你开暖风要耗油." T" r y# E% n+ ?" Y7 k
caoqian 发表于 2010-12-6 09:45
) K4 q7 p: S" N7 ~" G6 O% Y+ ?You sure? Any citations? ) ?) v1 B3 Z& D/ V9 U8 t6 k" h& ?' d% b- y( O$ c
The warm air comes from engine heat. It doesn't cost you extra fuel, except when you heat up your car while idling.