1) complex characteristic equation
复特征方程
1.
Based on the coupled-mode theory,the complex characteristic equation of long-period fiber gratings coated with metal film and sensing film is set up.
采用严格的耦合模理论,建立了镀金属膜和敏感膜的两层膜系长周期光纤光栅复特征方程,用微扰法对复数超越特征方程进行求解,结果和文献[5]给出的数据相符。
2) characteristic equation
特征方程
1.
Solution of characteristic equation in eigenvalue problems of spherical Bessel equation by using Matlab algorithm;
球Bessel方程本征值问题特征方程根的Matlab算法
2.
Approximation solution of characteristic equation of guide wave in a semicircle tunnel;
半圆形隧道中导行波特征方程的近似求解
3.
Generalization and Application of the Characteristic Equation of Matrix with Applications;
图的特征方程的推广及应用
3) characteristic equations
特征方程
1.
Using characteristic equations and elementary transformation,we present general solution of integrable Riccati differential equations and its application.
利用特征方程和初等变换,得到了可积R iccati微分方程的通解公式,并给出了它的应用。
4) secular equation
特征方程
1.
The dispersion secular equation and displacement equation of Stoneley waves in infinite\|solid media are obtained in this paper.
推导了流体—固体无限介质斯通利 (Stoneley)波的特征方程及位移计算公式 ,并利用这一特征方程分析研究了流体—固体介质中斯通利波特性 。
2.
The secular equation and displacement equation of Stoneley waves in two infinite fluid solid media are derived in this paper.
利用解析法建立了两流体固体介质中斯通利波的特征方程及其位移计算公式，并进一步分析讨论了流体固体介质中瑞利波的弥散特性和传播规律。
3.
The secular equation and displacement equations of Stoneley waves in two infinite fluid solid media are deduced by using analytical method in this paper.
本文利用解析法建立了两半无限流体———固体介质中Ｓｔｏｎｅｌｅｙ波的特征方程及其位移计算公式，利用有限元———解析法建立流体———固体成层介质中Ｓｔｏｎｅｌｅｙ波的特征方程。
5) eigenequation
特征方程
1.
Mode Eigenequation of the Confocal Elliptical Waveguide Filled with Multilayered Reciprocal Chiral Media;
填充多层手征介质的共焦椭圆波导模式特征方程
2.
Then the eigenequations were obtained by using the recursive relations among their coefficients.
利用电磁场的系数递推关系,进一步推出了此种同轴线的特征方程。
3.
With the method of separation of variables,the general mode eigenequation of the metal circular waveguide filled with multilayer reciprocal chiral media was given.
采用分离变量法,导出了填充多层互易手征介质的圆波导的模式特征方程,进而可得填充普通介质的圆波导的模式特征方程。
6) Eigenvalue equation
特征方程
1.
The propagation characteristics of electromagnetic waves in a circular cylindrical dielectric waveguide is analyzed,and the transmission condition and the eigenvalue equation are derived by using Maxwell s equations.
通过简单的数学分析 ,推导圆棒介质波导的导模传播条件及特征方程 ,讨论电磁波在圆棒介质波导中的传播特性 。
2.
Algebra eigenvalue equation, eigenfunctions and simplified eigenvalue expressions of the beam flexural vibration are analytically obtained.
对于广义边界条件Euler-Bernoulli梁,采用相对描述方式建立了可描述梁整体运动和相对变形的几何非线性及其线性化动力学模型,应用线性变换得到了该类梁的线性经典动力学方程,得到了广义边界条件下梁的横向振动代数特征方程、特征函数及特征值的退化表达式。
补充资料：特征方程
一个数列:x(n+2)=c1x(n+1)+c2x
设r，s使x(n+2)-rx(n+1)=s[x(n+1)-rxn]
所以x(n+2)=(s+r)x(n+1)-srxn
c1=s+r
c2=-sr
消去s就导出特征方程式 r*r-c1*r-c2=0
特征方程用于求解特征向量.
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条