The turbulent diffusivity is unfavourable to ascending motion.
湍流扩散作用不利于上升运动形成。
So the turbulent diffusivity in gradient transfer model of scalar should be a second order tensor.
因此,在用梯度准则模拟湍流输运时,其输运系数应是一个二阶张量。
So the turbulent diffusivity in gradient transfer model of scalar should be a second order tensor.
因此,在用梯度准则模拟湍流输运时,其输运系数应是一个二阶张量。
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