The simulation test can study the movement law of pollutant diffusion under the diffident hydrodynamic condition.
模拟试验能够更好地研究不同水动力条件下污染物的扩散运移规律。
The passive scalar statistics are important in turbulence theories and engineering problems related to turbulent combustion, pollutant diffusion and others.
被动标量场的统计性质，在湍流理论以及湍流燃烧、污染物防治等工程领域都有非常重要的意义。
The sets of diffusion equations are presented for reactive pollutant from a time -varied point source and secondary pollutant formed by the transformation.
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。
Air diffusion can impact the pollutant distribution in atmosphere, and so do some non-diffusion aspects such as dry sediment, wet sediment and chemical translation.
污染物在大气中被稀释扩散时，还会发生干沉积、湿沉积和化学转化过程，所有这些都会影响污染物在大气中的分布。
The heavy fogs restrain the vertical diffusion of surface layer pollutant and get tough city...
而大雾天气抑制了近地面层污染物的垂直扩散，加剧了城市污染。
In addition the paper studied the changing of pollutant convection and diffusion before and after vegetated.
另外本文还研究分析了污染物运动在植被种植前后的变化。
Long-term diffusion model of atmospheric pollutant (ISCLT3) called regulatory model is a kind of Gaussian model recommended by U. S. Environmental Protection Agency.
大气污染长期扩散模型（ISCLT3）是高斯 模型的一种，是美国环境保护署强制推荐的大气污染扩散 模型，并称为法规 模型；
Long-term diffusion model of atmospheric pollutant (ISCLT3) called regulatory model is a kind of Gaussian model recommended by U. S. Environmental Protection Agency.
大气污染长期扩散模型（ISCLT3）是高斯 模型的一种，是美国环境保护署强制推荐的大气污染扩散 模型，并称为法规 模型；
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