A feasible tie-line set were developed on the base of adjacent matrix, path matrix and path sub-matrix.
结合图论中的邻接矩阵，提出路径矩阵和路径子矩阵的概念及形成方法，进而提出求取可行联络线集合的算法。
Based on the kinematics equation and the orthogonal character of the rotation sub-matrix in a transformation matrix, an approach to the inverse kinematics problem of 6r robots is proposed.
以机器人运动学方程为基础，基于变换矩阵中旋转子矩阵正交的特性，提出一种6r机器人运动学逆解算法。
It was found that the material A2 with micrometer matrix strengthened by sub-micrometer second phase had the best comprehensive mechanical properties.
发现在微米级基体中掺入纳米级颗粒第二相的材料a2的综合力学性能最佳。
Stiffness matrix of the piles was given, including bending and shear deformation effects. The damping of the entire structure was calculated using the damping of each of the sub-structures.
推导同时考虑弯曲变形和剪切变形时的群桩刚度矩阵，采用分别计算各子结构阻尼的方式来考虑整个结构的阻尼，并采用等效线性化原理来考虑土体的非线性。
High density dislocation pile-up lies in the interface of the matrix and the second phase, which induces the sub-structure fining of the matrix.
在基体与析出相的界面上存在高密度位错堆积，从而引起基体金属亚结构细化。
The problem of matrix extension is to construct matrices with a given matrix or a several given matrices as its sub-matrices under some constrained conditions.
矩阵扩充问题是当给定一个或多个子矩阵，在某种约束条件下构造矩阵的问题。
In this paper, based on the fourth-order cumulant matrix, a new sub-space decomposition algorithm is proposed for the EEG inverse problem.
基于四阶累积量矩阵的子空间分解，提出了一种新的脑电逆问题算法。
This paper gives a new method of finding the minimal sub-tree and gives the method of finding the matrix of minimal path weight.
本文给出了求最小部分树的一种新方法，同时给出最短路权的矩阵求法。
The paper discusses sub-diagonal and real anti-sub-symmetric matrix, and gives several properties of these two kinds of special matrix.
针对次对角矩阵与实反次对称矩阵进行了讨论，给出了次对角矩阵的特征值、实反次对称矩阵的次特征值及次特征向量等的性质。
On the base of strongly sub-orthogonal matrix, given the concept of sub-strongly sub-orthogonal matrix, obtained its properties.
在强亚正交矩阵的基础上，给出了次强亚正交矩阵的概念，讨论了次强亚正交矩阵的一些性质。
On the base of strongly sub-orthogonal matrix, given the concept of sub-strongly sub-orthogonal matrix, obtained its properties.
在强亚正交矩阵的基础上，给出了次强亚正交矩阵的概念，讨论了次强亚正交矩阵的一些性质。
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