The application of the technology solved the problem of ammonia and hydroxide pollution, saved on water and electricity, and got notable economic benefit.
2
介绍了中国氮氧化物的污染现状和目前实际采用的治理技术，简单阐述了这些技术的利弊。
This paper first introduced the pollution situation of nitrogen oxides and their treatment techniques in china now. The merit and demerit of the techniques were briefly expatiated.
3
超过一半的美国煤炭发电机缺乏二次燃烧氮氧化物污染控制。
More than half of U.S. coal generators lack postcombustion NOx pollution controls.
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