The results also provide the useful guideline and references to a certain extent for city planning and designing as well as the diffusion and cumulation of air pollutants around buildings.
数值模拟表明了风遇到建筑物时的绕流情况，研究成果可为城市规划和住宅小区建筑物的优化设计以及分析建筑物周围空气污染物的扩散和累积提供参考和应用基础。
The various affecting atmospheric pollutants diffusion is analyzed and the effect tendency of primary factor to atmospheric pollutants diffusion is discussed.
本文分析了影响大气污染物扩散的各种因素，讨论了主要因素对大气污染物扩散的影响趋势。
The movement and diffusion process of pollutants in current of water are affected by water temperature, local flow velocity and direction, stream shape, and so on.
由于污染物在水流中的扩散迁移过程受水温、局部流速与流向、河道形状等因素的影响。
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