建立了一个点源排出的活性污染物以及其在大气中化学转化形成的次生物扩散方程。
The sets of diffusion equations are presented for reactive pollutant from a time -varied point source and secondary pollutant formed by the transformation.
针对水环境质量的均值污染指数评价方法的缺点，提出了利用活性污染指数法来评价微污染水体环境。
Based on the shortcoming of the method of average pollution index assessment, this paper put forward the method of active pollution index to assess the environment of polluted river water.
这项由200位欧洲专家完成的研究表示，活性氮会导致空气污染，刺激气候变化，并预估将居民的平均寿命缩短六个月。
The study by 200 European experts says reactive nitrogen contributes to air pollution, fuels climate change and is estimated to shorten the life of the average resident by six months.
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