The distribution of pollutant concentration is closely correlated to the distribution of pollution source and the discharge of pollutant.
污染物浓度分布与污染源的空间分布和排放量密切相关。
Then the distribution model of elevated road pollutant concentration was established, taking vehical density as the main variable.
根据分析结果，以车密度为主要变量，建立了高架道路污染物浓度分布模式。
It is necessary to get sufficient knowledge of the indoor air velocity distribution, temperature distribution, and pollutant concentration distribution.
为了更好的控制室内空气环境，必须对室内空气流速、温度、有害物浓度的分布有一定的了解。
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