Air pollution from coal-burning power plants and from millions of cars and other vehicles results in smog, or foggy pollution.
来自燃煤电厂和数以百万记的汽车和其它交通工具的空气污染共同导致了烟雾和雾霾等污染的产生。 。
The fume discharged from coal-burning boilers makes an important distribution to the air pollution.
燃煤锅炉排出的烟气是形成大气污染的一个重要因素。
The study in this paper was focused on the emission and control of PAHs from coal burning, which was generally thought as one of key components of air pollution.
本文将对煤燃烧过程多环芳烃生成机理和高温控制进行研究，并得到了一些有价值的结论。
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