Based on the moving puff integration model, TSP atmospheric diffusion model in conditions of light air and calm has been derived theoretically by a method of mathematical model analysis.
以移动烟团积分模式为基础，采用数学模型分析法，从理论上导出了小风和静风状态下的TSP大气扩散模式。
Lagrangian stochastic model and a three-dimensional wind field diagnostic model are used to reveal the characteristics of mesoscale atmospheric flow and diffusion over Huian area, Fujian province.
采用拉格朗日随机粒子扩散模式和三维风场诊断模式以及实际气象观测资料，模拟分析了福建惠安核电厂所在沿海地区的大气流动和气载污染物的中尺度扩散情况。
As one of the classical models of atmospheric diffusion, Gaussian model has been widely used.
作为计算大气扩散的经典模型，高斯扩散模型一直被人们广泛地利用。
In this paper, the diffusion model and the theoretic calculation method of welding dust are given by gradient transportation theory and box model for outdoor atmospheric pollutants.
这里利用成熟的室外大气污染物扩散理论- 梯度输送理论和箱模式理论，提出焊接烟尘在室内的扩散模式和浓度分布的理论计算方法。
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；
A Lagrangian stochastic model and a three-dimensional wind field diagnostic model are used to reveal the characteristics of mesoscale atmospheric flow and diffusion over Huian area, Fujian province.
采用拉格朗日随机粒子扩散模式和三维风场诊断模式以及实际气象观测资料，模拟分析了福建惠安核电厂所在沿海地区的大气流动和气载污染物的中尺度扩散情况。
Theoretical derivation of TSP atmospheric diffusion model in conditions of light air and calm;
提出了一种计算风向与线源成任意角时任意长地面线源大气扩散的简化模式。
Theoretical derivation of TSP atmospheric diffusion model in conditions of light air and calm;
提出了一种计算风向与线源成任意角时任意长地面线源大气扩散的简化模式。
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