涡流扩散 [流] eddy diffusion ; turbulence diffusion ; Deey diffusion
对流扩散方程 convective-diffusive equation ; convection diffusion ; equation of convective diffusion
射流扩散角 jet divergence angle ; spread ; spread angle of jet
涡流扩散系数 eddy diffusivity ; [流] coefficient of eddy diffusion
涡流扩散性 eddy diffusivity
对流扩散 convection-diffusion
紊流扩散火焰 turbulence diffusion flame
电流扩散效应 current spreading effect
射流扩散 jet dispersion
涡流扩散率 [流] eddy diffusivity
给出了分子流扩散方程的边界条件，推导出入口压力在线性近似下方程的解。
The molecule flow diffusion equation and the boundary conditions are given. The solution with linear approximation of entrance pressure is presented.
结果表明：采用随机轨道模型能较好地描述液滴的湍流扩散，适用于有液相蒸发的两相流扩散问题。
It is shown that stochastic model can describe the droplet turbulent dispersion and is suitable for two phase jet dispersion with droplet vaporization.
通过对隧道火灾模型试验，研究隧道发生火灾时烟流性态，着重对隧道内的烟流扩散规律、烟流逆流层的长度、逆流速度、逆流层厚度进行了试验数据的分析。
This paper studies the character of smoke by fire model test in tunnel, emphasizes on the law of smoke distribution t analyses the length, velocity and thickness of refluxed zone.
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