To avoid the effect of false diffusion, QUICK format is used in the numerical method.
为了消除计算中伪扩散的影响，选用了QUICK格式。
The direction of grid lines in the burner block is consistent with the direction of pulverized coal jet, which can reduce false diffusion in the simulation.
在燃烧器区域处使网格线与煤粉射流方向基本一致，以有效地减小数值模拟中的伪扩散问题。
Numerical simulation of pollutants' diffusion in air has been adopted widely, but the false diffusion occurring in simulation is always an important factor affecting the accuracy of the results.
用数值模拟的方法预测污染物在大气中的扩散已经被广泛采用，但数值模拟产生的伪扩散一直是影响模拟结果精度的重要因素。
Numerical simulation of pollutants' diffusion in air has been adopted widely, but the false diffusion occurring in simulation is always an important factor affecting the accuracy of the results.
用数值模拟的方法预测污染物在大气中的扩散已经被广泛采用，但数值模拟产生的伪扩散一直是影响模拟结果精度的重要因素。
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