对角矩阵

The first form returns the diagonal matrix.

第一种形式返回对角矩阵。

However, seeking a power of diagonal matrix is very difficult usually.

然而转化为求对角矩阵的方幂比较困难。

The second saves the diagonal matrix into a variable which is passed in.

第二个保存到一个变量传递英寸对角矩阵

And if the rotational angle is changed,only a diagonal matrix should be recomputed.

并且在改变分数阶幂时不需重新计算整个过程，只需计算一个对角矩阵。

Decoupling of the electro-hydraulic multivariable position coupling system is designed and experimented using diagonal matrix method.

采用对角矩阵法对电液比例双阀控缸位置耦合控制系统进行解耦设计，并在实验装置中得到了实现。

In order to eliminates the influence of the interaction of structures, realizes the most optimized control of system, minish error of the structural pseudodynamic test, the paper achieve decoupling controlling of multivariable electro-hydraulic servo system by adopting the method of diagonal matrix based on the sutra control theory.

为了消除结构耦合的影响，实现对系统的最优化控制，减小结构拟动力试验误差，本文以经典控制理论为基础，采用对角矩阵法来实现多变量伺服系统的解耦控制。

Based on the research of the multi-component refinery process, mechanism model and MESH equations are given. The bubble-point method and tridiagonal matrix method which is solved by Gaussian elimination algorithm are proposed.

本文针对多元精馏过程的常压塔进行了分析和研究，建立了平衡级机理模型和MESH方程组，提出采用三对角矩阵法和泡点法相结合作为模型求解的解决方案。

Compared with the Ritz vector method,the scheme still keeps the feature of using sidgle vector for inverse iteration.

一般的Ri权向址法和助n二哪法都是从一个初始向量开始迭代，用带，卜交化的反迭代脚戈一组Ritz挂向叭和相应r内只对角矩阵，仅用一次R叮leigh一Ri垅分析法，求得若千最低阶特征解。

Finally, with the language of VB, the process of extractive rectification was simulated with the method of tri-opposite angles matrix and the effect was researched the ratio of raw and solvent, theory plate number and the feed position of raw and the solvent on the purity of mesitylene was studied.

编制VB程序，结合三对角矩阵法模拟萃取精馏过程，并考察了回流比、溶剂比、理论塔板数、溶剂及原料进料位置对萃取分离效果的影响，为下一步的小试提供了数据基础。

The binary and ternary experimental equilibrium data of the composites of mesitylene,1-methyl-2-ethylbenzene and 1,2,4-trimethylbenzene and the infinite activity coefficients γ~∞ are measured in the solvent of DBP .

以邻苯二甲酸二丁酯为萃取精馏溶剂，测定了邻甲乙苯—均三甲苯—偏三甲苯体系的二元及三元汽液平衡数据；编程关联了W ilson模型参数；采用物料平衡三对角矩阵法对萃取精馏过程进行了模拟，得出了萃取精馏塔的最佳操作条件，为萃取精馏法生产均三甲苯提供了基础数据。

Further more, the simplified analysis method on stressed-skin effect of corrugated steel sheet is also discussed in detail.

此外还比较详细地探讨了蒙皮效应的简化分析方法。

If I had known her telephone number,I would have called her.

要是我知道她的电话号码，我就打电话给她了。