Several humic acids of different molecular weight were fractionated by means of fractional solution containing various volume ratios of ethanol and ethyl acetate.
以不同体积比的乙醇和乙酸乙酯分级溶解方法，分离出了几种不同分子量的腐殖酸。
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 general fractional matching polytope is half-integral, so there exists an optimal solution with edge labels in {0, 1/2, 1}.
一般的分数匹配多面体是半整数，所以存在与{0边标签的最佳解决方案，1 / 2，1 }。
One is the asymptotic nature with the solution of small fractional damping oscillator.
一类是具有小分数阶阻尼振子解的渐近性。
The solution of this fractional order advection-dispersion equation is fractional stable probability distribution density with four parameters.
此方程的柯西问题的格林函数解是一分数稳定分布密度函数。
Fractional boundary value problem has come into a wider use in many fields and is of practical value only after positive solution occurs.
分数阶边值问题被广泛应用于各种领域，而只有正解才有实际意义。
The existence of positive solution is proved for a class of sublinear fractional differential equations where the nonlinear terms subject to the power functions.
证明了一类非线性项受幂函数控制的次线性分数微分方程的正解存在性。
Stabilized fractional step algorithm has been widely accepted for numerical solution of the incompressible N-S equations.
分步算法已被广泛应用于数值求解不可压缩n - S方程。
Second, a solution based on amplitude dynamic compensation and fractional interpolated phase dynamic compensation is introduced.
然后提出了基于幅度动态补偿和分数内插的相位动态补偿技术来实现对直达波干扰抑制方法；
Systematically discusses the fundamental theorems of weak efficient solution, efficient solution and properly efficient solution for multiobjective fractional programming problems with set functions.
系统地讨论了集函数多目标分式规划的弱有效解、有效解和真有效解的基本定理。
In this paper, a solution to fractional frequency dividing frequency synthesizer is introduced.
文中介绍了一种小数分频频率合成器的设计方案。
In chapter 4, Homotopy perturbation method is successfully extended to solve time-fractional diffusion equation with a moving boundary condition and an approximate solution is obtained.
在第4章，同伦摄动的方法被成功应用到求解带有一个可动边条件的时间分数阶扩散方程并且得到了一个近似解。
In chapter 4, Homotopy perturbation method is successfully extended to solve time-fractional diffusion equation with a moving boundary condition and an approximate solution is obtained.
在第4章，同伦摄动的方法被成功应用到求解带有一个可动边条件的时间分数阶扩散方程并且得到了一个近似解。
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