查询词典 triangular matrix

Two-stage matrix converteris a novel matrix converter,which developes from conventional matrix converter.Besides of adopting many ideal characteristics of CMC,TSMC also has many other merits,such as:fewer power switchings,more simplified clamp circuit,simple and reliable inversion,much simple control strategy,etc.

双级矩阵变换器(two-stage matrix converter，简称TSMC)是一种新型矩阵变换器，它继承了传统矩阵变换器(conventional matrix converter，简称CMC)的诸多理想特性，又具有功率开关器件相对较少、箝位电路大大简化、换流简单可靠、控制算法的复杂性降低等优点。

By the method of SDS-PAGE, the main proteins of nuclear, matrix in salivary gland were proteins of 67kd, 66kd, 43kd, 38kd and 35kd Comparing the NHP composition of the nuclear matrix to that of the polytene chromosome, it can be seen that the nuclear matrix and the polytene chromosome shared many common NHP components, such as 43kd, 38kd and 35kd proteins.

通过SDS-聚丙烯酰胺凝胶电泳看到，果蝇唾腺细胞核基质的主要蛋白成份为67kd、66kd、43kd、38kd及35kd等多肽。与多线染色体骨架的蛋白成份比较，发现它们共同具有43kd、38kd及35kd等蛋白质。

Based on the low voltage transfer ratio of conventional matrix converter, a new matrix converter referred to as a Boost matrix converter was proposed.

针对传统矩阵变换器存在电压传输比低的问题，提出一种新型的矩阵变换器电路拓扑结构。

Because of the viscosity of fluid and non-existence of velocity potential, the symmetry of mass matrix, stiffness matrix and the coefficient matrix of the first order of system no longer exists, so the modal analysis of system becomes very complicated.

由于流体粘性的影响，流场有旋，没有速度势，所以系统质量阵、刚度阵以及一阶项的系数矩阵的对称性被破坏，从而使得系统的模态分析变得很复杂。

A fuzzy ordered weighted averaging operator is presented and then utilized to aggregate the information given in the form of triangular fuzzy number complementary judgement matrix.

给出了一种模糊有序加权平均算子，利用该算子对以三角模糊数互补判断矩阵形式给出的判断信息进行了集结，基于三角模糊数期望值求得三角模糊数互补判断矩阵的排序向量，进而对决策方案进行排序。

The aim of this paper is to study the category of modules over a triangular matrix rings and its homological properties.

本文共分四章，目的是研究三角矩阵环上的模范畴及其同调性质。

This paper proposes goal programming method of triangular fuzzy number reciprocal judgment matrix based on α-cut set.

提出了基于α-截集的三角模糊数互反判断矩阵的目标规划法。

The infinite upper triangular matrix on a Division ring is discussed.

论文对体上一般的无限上三角阵进行了研究。

Use Gaussian elimination method to change 'A' into upper triangular matrix.

用高斯消去法改变'甲'到上三角矩阵。

We give a theorem for the stable range of endomorphism rings of finitely generated projective modules over a formal triangular matrix ring T when T is an exchange ring.

2.6节对有有限exchange性质的形式三角矩阵环T给出了有限生成投射T-模的自同态环有稳定度n的一个具体关系。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。