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。
Rolling integral model is used successfully in predicting the distribution of pollutant concentrations along a river at different time after an accident of danger leakage.
采用卷积分模型成功预测计算了危险品泄漏后河流中污染物浓度的分布。
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。
Grain size is one of the main factors to control the pollutant distribution in sediment.
沉积物的粒度是控制沉积物中污染物分布的主要因素之一。
Geographic distribution of oceanic petroleum pollutant in the world is regular with influence of pollutant source and ocean circumfluence.
世界海洋石油污染物的地理分布特点受到污染源和大气环流的影响，分布很有规律。
As a case study, the model was used for defining the distribution of water pollutant total amount of Hefei City.
作为算例，文中给出了该方法应用于合肥市区域水污染物排放总量的分配。
The effects of various equivalent ratios, circulating cycle time and gas flow velocity on the temperature distribution and pollutant emission are analyzed.
试验研究了当量比、切换半周期、空截面流速三个影响参数对温度分布的影响规律，以及燃烧器污染物排放的特点。
The finite difference method is used to solve the coupling model, and the influence of starting pressure gradient on the distribution of groundwater pollutant concentrations is analyzed.
采用有限差分法和混合有限分析法对耦合模型进行数值求解，并分析了启动压力梯度对地下水污染浓度的影响。
The results indicate that this optical remote sensing method based on passive DOAS is an effective means of rapidly determining the distribution of city gaseous pollutant.
实验结果表明车载DOAS的光学遥测方法为城市污染气体分布快速测量提供了一种有效的手段。
The results indicate that this optical remote sensing method based on passive DOAS is an effective means of rapidly determining the distribution of city gaseous pollutant.
实验结果表明车载DOAS的光学遥测方法为城市污染气体分布快速测量提供了一种有效的手段。
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