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。
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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