催化剂的扩散与湍流扩散系数、风场分布相对应，水平扩散范围大于垂直扩散范围。
On the other hand, the diffusion is corresponded with coefficients of turbulent diffusion and wind distribution, the range of horizontal diffusion is greater than that of vertical diffusion.
对纤维悬浮剪切湍流中纤维旋转扩散系数进行了理论研究。
The rotational dispersion coefficient of the fiber in the turbulent shear flow of fiber suspension was studied theoretically.
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