把焊接电弧作为一个发尘点源，应用大气湍流扩散理论，建立了焊接过程中烟尘扩散的数学模型。
A mathematical model of fume diffusion in welding process was founded by considering welding arc as a spot source of generating fume and supplying the turbulent diffusion theory.
方法在NO扩散的点源模型基础上，构建了一个离散化神经元群的平板模型。
Method Based on point model regarding a single neuron as a point source, a discrete plat model of NO diffusion was established.
针对LNG重气云团连续点源泄漏扩散，结合箱模型和IIT - 2重气扩散模型分析了LNG云团的扩散特性。
Aiming at the dispersion for continuous release of LNG heavy gas, combining Box Model and IIT-2 heavy gas Models, this paper has analyzed the character of LNG continuous release.
针对LNG重气云团连续点源泄漏扩散，结合箱模型和IIT - 2重气扩散模型分析了LNG云团的扩散特性。
Aiming at the dispersion for continuous release of LNG heavy gas, combining Box Model and IIT-2 heavy gas Models, this paper has analyzed the character of LNG continuous release.
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