turbulent-flow conditions

Under given conditions, this Fokker-Planck equation is equivalent to the classical equation for sediment suspension and an expression for the turbulent diffusion coefficient for sediment is established by equating like terms of these two equations.

在一定条件下，令颗粒位移的概率密度所满足的Fo-kker-Planck方程与泥沙扩散方程等价，即可得到颗粒垂向紊动扩散系数表达式。

The aircraft is designed to withstand turbulent conditions.

这架飞机是为经受猛烈的气流而设计的。

A turbulent interfacial layer is assumed at the random boundary between wind and water and the dynamic boundary conditions at the phase averaged interface are derived which are consistent with the phase averaged governing equations.

通过对风波随机界面的分析提出了湍流界面层概念，从而导出了与相平均运动方程相容的界面动力学条件。

This paper utilized commercial software FLUENT 6.1 to numerically simulate and calculate velocity field, temperature field and droplet track in PCZ under the 3D Two phase turbulent combustion for every working conditions.

采用FLUENT6.1软件对某型机燃烧室主燃区的各个典型工作状态进行三维两相湍流燃烧的速度场、温度场、油滴轨迹进行了数值模拟计算。