The problems of solution diffusion are studied in detail by holography based on the diffusion mechanism and experimental technique.
本文从扩散机理和实验技术上,详细讨论了激光全息术用于研究溶液扩散的问题。
The fluoride concentration in the trapping solution is determined directly in the diffusion dish, after neutralization and buffering with a fluoride-sensitive electrode.
采用氟化物敏感电极,经中和和缓冲,在扩散盘中可直接测得捕集溶液中的氟化物浓度。
Considering the rising speed in clouds changes with altitudes we obtained the solution for the diffusion equation.
在考虑了云中上升速度随高度变化的情况下求得了扩散方程的解。
This paper mainly studies the numerical solution of a class of nonlinear diffusion equations using a monotone iteration method with the global convergence.
本文主要运用一种具有全局收敛性的单调迭代法求解了一类非线性扩散方程的数值解。
In biochemistry, dialysis is the process of separating molecules in solution by the difference in their rates of diffusion through a semipemeable, such as dialysis tubing.
在生物化学中,透析是指根据分子扩散速率的不同,利用半透膜(如透析管)分离溶液中分子的过程。
Computer calculations have been made on the dimensional solution to the anisotropic diffusion convection equation for solar cosmic rays propagating in an uniform and unbounded interplanetary medium.
应用电子计算机计算了太阳宇宙线在均匀并无限的行星际介质中传播的各向异性扩散对流方程的量纲分析解。
The effect of exotic environment such as salt solution type and freeze-thaw cycles on chloride diffusion in concreteies was studied by experiment.
通过试验研究了盐溶液类型及冻融循环等外部环境对混凝土中氯离子扩散性能的影响。
Crystals in an unsaturated solution dissolve, with subsequent diffusion away from the solid-liquid interface.
当晶体溶解在不饱和溶液中时,分子就会在固液界面处产生相应的扩散。
A modified light diffusion solution model was proposed from a heuristic version of beam spreading (BS) model and diffusion approximation (DA) theory.
受到光束扩散模型和漫射近似理论的启发,提出了一种改进的光传输求解模型。
A strict mathematical deduction is conducted under given boundary condition, then the analytical solution of oil droplet's transport and diffusion equation is presented.
在所给定的边界条件下,进行严密的数学推导,给出了油滴输移扩散方程的解析解。
The results indicate that sintering temperature plays a prime role in the development of the number of phase layers and affects the thickness of diffusion solution layer by the thermal time.
实验结果表明,烧结温度对相层数量起主要作用,并和保温时间一起影响扩散溶解层厚度。
Our proof of the convergence is based on an asymptotic diffusion expansion and requires error estimates on a matched boundary layer approximation to the solution of the discrete-ordinate method.
其收敛性的证明是依据其渐近扩散展开式,在边界层上得到的误差估计逼近其离散纵标方法的解。
The response matrix technique is used, which gives a fast-running scheme for the iterative solution of the nodal diffusion equations.
此外,将响应矩阵技术应用于迭代求解过程,使得该方法具有较高的计算效率。
For the slow diffusion equation with the source term, we also obtained the finite propagation property of solution.
此外,对于具有源项慢速扩散方程,得到了解的有限传播性质。
The shooting method, sub and super solution method, and fixed point theorem were used to study a class of nonlinear diffusion equations with nonlocal boundary value condition in perforated domains.
利用打靶法、上下解方法和不动点定理等工具,研究有孔区域上一类具非局部边值条件的非线性扩散方程。
Diffusion of anolyte containing ferric ion into the cathode compartment is avoided by maintaining a small hydrostatic head of the mixed solution in the diaphragm-bag.
通过维持隔膜袋里混合溶液小的静压头,避免含有三价铁离子的阳极液扩散进入阴极室。
The response matrix technique was used for the iterative solution of the nodal diffusion equations, which greatly improves the computational efficiency of this method.
将响应矩阵技术应用于迭代求解过程,使得该方法具有较高的计算效率。
The dynamic function relationship among initial MC, drying time, instantaneous MC, and corresponding diffusion coefficient could be shown by this solution.
这一数学解表述了在百度试验条件下木材初含水率、干燥时间、即时含水率和相应的扩散系数之间的动态函数关系。
The good properties of solution and diffusion of supercritical fluid are helpful for removing the deactivation of catalysts in catalytic reaction.
利用超临界流体良好的溶解性能和扩散性能可以很好地解决非均相催化剂的失活问题。
This Paper presents one-dimensional backward analytical solution of diffusion equations and its application to optimization of fuel utilization.
本文介绍一维扩散方程的逆向计算方法,并讨论了该方法在核燃料利用最优化分析上的应用。
The molecule flow diffusion equation and the boundary conditions are given. The solution with linear approximation of entrance pressure is presented.
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。
A kinetics nodal method for the solution of transient two-group multi - dimensional neutron diffusion equation is described.
介绍一种求解瞬态两群多维中子扩散方程的动力学节块方法。
The affecting factors on interface diffusion and migration of Cu and Ni powders have been investigated during the process of Cu Ni solid solution which be formed by reaction of Cu and Ni powders.
研究了在铜粉和镍粉反应形成固溶体组织的过程中,影响铜粉和镍粉界面扩散和迁移的因素。
In this paper, a strict mathematical deduction is finished under given boundary condition, then the analytical solution of oil droplet's transport and diffusion equation is followed.
在所给定解条件下,进行严密的数学推导,给出油滴输移扩散方程的解析解。
The properties of solution to a class of quasilinear degenerate parabolic system coupled via three nonlinear diffusion equation are considered.
研究了由三个拟线性退化抛物型方程通过非线性项耦合而得到的一类拟线性退化抛物方程组解的性质。
A numerical method based on the local linear analytical solution is given for the nonlinear advection diffusion equations.
本文提出了数值求解对流扩散方程的局部解析算法。
Meanwhile, the removal of the free sulfur from the chalcopyrite will facilitate the ion diffusion and the further oxidative solution of chalcopyrite.
同时,清除黄铜矿表面氧化溶解产物——单体硫后,有助于离子扩散和黄铜矿的进一步氧化溶解。
The solution of the diffusion equation can be used to simulate the evolution of some kinds of scarp slopes.
扩散方程可以用来模拟某些坡地演化形态。
We derive the analytic solution of the non-homogeneous fractional diffusion-wave equation under the mixed boundary conditions using the method of separation of variables.
利用分离变量方法导出了在混合边界条件下的非齐次分数阶扩散-波动方程的解析解。
The differential equations of coal particle gas diffusion under the third kind boundary condition and its analytical solution have obtained on the basis of theoretical analysis.
基于理论分析建立了第三类边界条件下的煤粒瓦斯扩散方程,并给出了解析解。
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