The result shows that the method is available to model the TIG welding dynamic process.
结果表明，用该方法对TIG焊过程建模是有效的。
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.
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。
The key to a successful calculation and prediction of welding process by mathematical model method is the selecting of an appropriate model and its parameters.
用数学模型方法进行焊接过程的计算和预测，关键是选取合适的计算模型和模型参数。
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