The situation of the automobile gas emission pollution and its effect on the air quality in Shenzhen has been analyzed, and efforts in prevention of automobile gas e...
文章分析了深圳市汽车排气污染的状况及其对城市空气质量的影响，简要介绍了近年来深圳市在控制汽车排气污染方面所做的工作。
The ethanol mixed gasoline has reasonable formula composition, fine and easily obtained materials, less automobile tail gas emission and pollution, and no necessity of replacing automobile elements.
本发明配方组成合理，选料优良易得，汽车尾 气排放少污染，对汽车元件无需更换。
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