A modified free - volume diffusion model for binary aqueous mixtures in pervaporation was developed on the basis of free -volume diffusion theory.
在自由体积扩散理论的基础上，提出了渗透蒸发过程中二元水溶液在聚合物膜中扩散的修正自由体积模型。
The experimental results show that the growth mechanism of the KTP crystal coincides with the linear law and the law of the parabola of surface or volume diffusion of the BCF atomic growth theory.
实验结果表明，KTP晶体生长机制与原子化的BCF生长理论的面扩散或体扩散的线性定律与抛物线定律相吻合。
In the model, the finite volume method discrete of power function is adopted for the hydrodynamic and silt diffusion equations.
模型中水动力方程和泥沙扩散方程均采用幂函数方案的有限体积法离散。
The governing equations represented by the general convection diffusion forms are discretized using the finite control volume method.
控制方程采用通用的对流扩散方程并利用有限控制容积法离散。
It is proposed that volume comprises some important information about the future stock price, and it may be a proxy of the speed of information diffusion and the amount of momentum trading.
成交量包含未来股价走势的重要信息，能够测度私有信息的扩散速度及动量交易的规模。
Red blood cell with a biconcave disc shape is to provide a large surface area to volume ratio to facilitate the diffusion of gases.
红血球的双凹面圆盘形可以增加它的表面积，以利气体的扩散。
Based on the Finite Volume Methods (FVM), model system is developed to solve the 2d shallow water equation and convection-diffusion equation.
以有限体积法为核心，建立了求解二维浅水方程和对流扩散方程的模型体系。
Grains grow up slowly and are sphericized mainly through elements diffusion with increasing volume fraction of liquid as the increase of the isothermal temperature and holding time.
随着加热温度的升高和保温时间的延长，液相增加，晶粒主要通过原子扩散缓慢长大并发生球化。
Advances in Chemical Physics, Volume 133 , Fractals, Diffusion and Relaxation in Disordered Complex Systems, 2 Volume Set ( Advances in Chemical Physics )
化学物理学进展，第133卷，混乱复杂系统分形、扩散与松弛，2卷册。
Advances in Chemical Physics, Volume 133 , Fractals, Diffusion and Relaxation in Disordered Complex Systems, 2 Volume Set ( Advances in Chemical Physics )
化学物理学进展，第133卷，混乱复杂系统分形、扩散与松弛，2卷册。
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