因为你开暖风要耗油. ) u v# D% B! l: z. X8 |! _5 ycaoqian 发表于 2010-12-6 09:45
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You sure? Any citations? ) @1 \0 k) ^! Y4 D" n0 o" X" H5 Z% l7 {
The warm air comes from engine heat. It doesn't cost you extra fuel, except when you heat up your car while idling.