expansion method是什么意思

用法例句

The paper discusses the principle and application of designing expansion method of the integrated blocks based on the computer-aided design technology.

文章论述了基于CAD技术的集成块展开设计法的原理、方法和应用,该集成块展开法设计突破了传统设计法,使集成块零件设计满足正确、快捷、可视和高效的现代设计技术要求,具有工程应用的价值。

Extended elliptic function expansion method is applied to construct the explicit exact solutions of the Zakharov Equation.

将改进的Jacobi椭圆函数展开法应用到Zakharov方程,比较方便地得到新的解析周期解(包含冲击波解、孤波解和双曲函数解)。

Pure vibrational and vibrational-rotational energy levels as well as Frank-Condon factors of CO molecule are computed by both finite difference method and spherical Bessel function expansion method respectively, using Morse potential function as potential model function.

并选用Morse势函数为模型势函数,分别利用有限差分法和球贝塞尔函数展开法计算出了双原子分子CO的纯振动、振-转能级能量本征值和波函数以及Frank-Condon因子。

Solving KdV equation with variable coefficients by using F-expansion method;

用F展开法解变系数KdV方程

The extended F-expansion method and new exact solutions of the generalized KdV equation

修正的F展开法和推广的KdV方程新的孤波解和精确解

The F-expansion method which can be used to solve nonlinear equations has been summarized.

对求解非线性方程的F展开法进行了综述,揭示了方法的内在本质,指出了F展开法可能的发展方向,并结合F展开法的最新进展,给出了一个辅助常微分方程,借助它可求解具有高次非线性项的非线性偏微分方程。

By using Mathematica and the F-expansion method recently proposed on the base of analogic method,homogeneous balance method and Jacobi method,the double periodic wave solutions expressed by Jacobi elliptic functions for the(n+1)-dimensional Sinh-Gordon equation .

然后由行波约化将其常微分方程化,在拟设法、齐次平衡法和Jacobi椭圆函数法的基础上,借助Mathematica软件和新近提出的F-展开法,求出并研究了(n+1)维SG方程的Jacobi椭圆函数表示的双周期波解,分析了解的结构,在极限情况下这些解退化为相应的孤立波解、三角函数解和奇异行波解。

By applying F-expansion this paper obtains a number of new periodic wave solutions expressed by various Jacobi elliptic functions of the dispersive long wave equations in 2+1 dimensions.

利用F-展开法,求出了非线性耦合Klein-Gordon方程组的许多新的由Jacobi椭圆函数表示的周期波解。

By applying F-expansion we obtain a number of new periodic wave solutions expressed by various Jacobi elliptic functions of the dispersive long wave equations in 2+1 dimensions.

利用F-展开法,求出了(2+1)维扩散长波方程组的许多新的由Jacobi椭圆函数表示的周期波解。

In the paper,according to homogeneous balance principle and F-expantion method,some double-periodic exact solutions of a fifth-order KdV-like equation with variable coefficients are obtained in form of Jacobi elliptic function.

利用齐次平衡原则和F-展开法,求出了一个五阶变系数KdV-like方程的一些用Jacobi椭圆函数表示的双周期解。

In the paper,according to homogeneous balance principle and F-expantion method,some double-periodic wave exact solutions of a fifth-order KdV-like equation is obtained,in the form of Jacobi elliptic function.

根据齐次平衡原则和F-展开法,求出了五阶KdV-like方程一些用Jacobi椭圆函数表示的双周期解。

In the paper,we mainly use homogeneous balance principle and F-expantion method to obtain some exact solutions of a nonlinear Pochhammer-chree equation.

根据齐次平衡原则和F-展开法,求出了非线性Pochhammer-Chree方程一些用Jacobi椭圆函数表示的双周期解。

Solving Variant Boussinesq equations by using F-expansion method;

用F-展开法解Variant Boussinesq方程组

In this paper,the F-expansion method is used to solve the coupled Schrodinger and KdV equations with computerized symbolic computation.

借助于计算机符号计算技术,利用F-展开法求得耦合Schrodinger-KdV方程的精确解,其中包括三角函数解、双曲函数解和椭圆函数解,其精确解在等离子体物理中有着广泛的应用。

In this paper,exact soliton solutions of Hirota-Satsuma equations are worked out by applying the F-expansion method and computer algebra software Mathematica.

该文应用F-展开法和计算机代数系统M athem atica求解了非线性发展方程H irota-Satsum a方程组,并获得了新的精确孤立波解。

Ursell-Mayer cluster expansion

厄塞尔－迈耶集团展开法

Extended tanh-fuction Method and Explict Exact Solutions for Nonlinear KdV Equation

扩展的Tanh函数展开法与广义KdV方程的精确解

Application of Wave Function Expansion in Scattering of Elastic Waves;

波函数展开法在弹性波散射中的应用

Progress in Legal Aid Services.

法律援助业务开展情况。

Quasi-static Deployment Analysis of Deployable Structures Consisting of Rigid Bodies

含刚性体可展开结构的准静态展开分析方法

The Law Thinking of Legal Aid in Huizhou;

惠州市开展法律援助工作的法律思考

We will extend and standardize legal services and provide effective legal aid.

拓展和规范法律服务，积极开展法律援助。

Rule of Law and Administration;

法·治·与·行·政——德国行政法在法治国背景下的展开

Constraint Violation Stabilization for Quasi-static Deployment Analysis of Deployable Space Truss

空间可展桁架拟静力展开分析的违约稳定方法

Law course of college should be taught around improving advanced productivity;

高校法律课要围绕促进先进生产力发展展开

Development and Prospect Discussion on China's Economic Law in last 30 Years of Reform and Opening up

改革开放30年中国经济法的发展与展望探讨

Cannot extract a metafile from the picture in "%1".

无法从“%1”的图片中展开子文件。

The extant laws show a system.

这些范围广阔的法律展开了一个制度。

Miss Hall again spied in France.

哈尔女士又回到法国开展谍报活动。

They argued about the best method.

他们就最好的方法展开争论。

They campaigned vigorously against the zoning laws

他们开展运动，强烈反对区域划分法。

Thus the paper is written in the meta-language of contradictory dialectic explanation.

全文以矛盾辩证法为元语言展开解释。

Customer Satisfaction Measurement Model Based on Quality Function Deployment

顾客满意度测评的质量功能展开方法