查询词典 algebra system

This process is actually the process of algebraic extension; also it is the basic way of algebra: organizing some objects into an operation system, and then study the relationship between elements or parts of the system.

这实际上是代数扩张的做法，也是代数的本质：将一些对象组织成一个运算体系，研究这个体系中各个个体之间以及部分与全体之间的关系。

Based on initial condition, during certain time span, numerical analysis method of differential equation, algebra iteration and optimization method are used to solve response of generalized system and to analyze stability of generalized system.

从初始条件出发，在一定时间长度上，采用微分方程数值积分法、代数迭代和优化方法来求解系统响应，获得非线性广义系统稳定性的数值分析方法。

Introduction to Law, Introduction to Computer, English, Calculous, General Circuit, Linear Algebra, Circuit and Electronic Technology, Assembler Language Program Design, Simulated Circus, C Language Program Design, Digital Circus and Logical Design, Data Structure, Operation System, Specialized English, Principle of PC, PC Assembly and Maintenance, Network Technology, Database System and Application, Tailored Program Design, Interfacing Technology, Multi-media Design, Animation Design, Website Design, Computer Graphic Design, Computer Maintenance Technician Qualification, Practice of Basic Skills in Electronics and Electric Engineering, Electronics and Digital Electronic Technology.

具有计算机软、硬件理论知识及安装调试维护和检修的能力；具有熟练应用计算机系统基本软件及一定的程序设计能力；具有计算机网络与通讯系统的规划设计、安装施工、调试维护的能力；具有多媒体信息加工、处理与合成及网页设计与制作能力；具有使用相关软件进行动漫画制作、编辑、组合等能力。

Methodology of implementing the technique of PDM and Method of applying and developing PDM system in furniture enterprises are studied. Moreover, making an example as typical board structure products, the research analyses E-R diagram of furniture PDM and optimizes its data models. Furthermore, it dedicates to study logic organization mode of furniture product data management with the center of product structure, and provides theoretical basis of relational algebra for the design and development of the database of furniture PDM system.

探讨了PDM技术在家具企业中应用实施以及系统开发的方法学；并且，采用E-R图分析和优化了家具PDM的数据模型，以办公家具中的典型板式结构产品为实例，针对性地探讨了以产品结构为中心的家具产品数据管理的逻辑组织模式，为家具PDM系统数据库的设计开发提供了关系代数理论依据。

In the research to demand of International reserves,first, according to the affective character of demand to transition of International reserves, choosing the decision theory of Markov and dynamic transition equation as basic model, the paper has set up two transition methods--- stationary matrix and dynamic matrix, the later matrix has improved the sensitive reaction to time and velocity. Second, combining with knowledge of linear algebra, the paper has analyzed and testified the positive associated relation between transition matrix elements on main diagonal and the convergent speed of system, and explained why international reserves transition embodies the character under new situation and why the transition process can be accelerated by the strike of international idle money. Third,on the quantitative calculating to elements of transition matrix,referring to multiplication theory and decomposing-composing method of system, the paper has transformed main three-factor deciding confidence of international monetary into detail modulus by comparing analysis measure,now the matrix has been decided.

在国际储备的需求分析研究中，本文首先选择马尔可夫转移方程作为基础模型，根据需求对外汇储备结构的影响特点，提出非定常转移矩阵变换方法，拓展了马尔可夫变换对时间和速度的敏感性；结合线性代数知识，分析证明了定常转移矩阵的主对角线元素值的大小与系统的收敛速度的正向关联关系，并利用结论解释了国际货币新动向下外汇储备转换表现出的趋势特点以及国际游资冲击对国际货币结构变化的加速影响；在转移矩阵元素的量化计算上，本文参考乘数理论和系统分解合成原理，采用对比分析方法把影响国际货币信心的三大要素综合量化为转移偏好系数，然后根据转移偏好系数确定转移矩阵的元素值，其中还分别具体给出了定常转移矩阵和非定常转移矩阵的计算方法及在变换中的使用方法，从而不仅在定量分析上应证了定性分析结论，而且反映了随时间变化的美圆、欧元、日圆的比例结构均衡过程。

Using the recursive formula and computer algebra system-Mathematica, the first six singular point values at infinity of the system are given.

对一类三次系统给出了计算无穷远点奇点量的递推公式，并在计算机上用计算机代数系统Mathematica推导出该系统无穷远点的前6个奇点量，进而导出了无穷远点成为中心和最高阶细焦点的条件，在此基础上得到了一个三次系统在无穷远点分支出6个极限环的实例，指出了极限环的精确位置。

From the above theorem,（1） compositional invariant security properties and constructive security properties are proved to exist, and （2） security properties are degraded under operators of process algebra, which is known as "bucket principle", i.e, a composed system cannot be securer than the weakest link of the system.

根据这一结果证明了复合不变性质和可构造安全性质在安全性质集上的存在性，并且在安全性质集合上证明了安全性质的"木桶原理"，即复合系统的整体安全性不强于系统中最弱的部分。

Moreover, two classes CBIR system were discussed. Especially, the emphasis was put on the GIS supported CBIR and a set of such querying algebra operators was presented. The system frame and the general schema of CBIR based on image feature index were discussed as well.

并以GIS要素与遥感图像的空间关系为基础，着重分析了GIS支持的遥感图像基于内容查询系统的主要算子，对基于图像特征索引的内容查询，也作了一般形式化的讨论并给出了应用的系统框架。

To obtain the RCS of dipole-array antennas, the system of electric field integral equations is turned into a linear algebra system whose coefficient matrix is a symmetric block Toeplitz complex matrix by using Calerkin method with pulse basis functions.

为计算线天线阵列的雷达散射截面，用脉冲函数为基函数的Galerkin法将线天线阵列的电场积分方程组转化为一个线性方程组，其系数矩阵是一个对称的二重复Toeplitz矩阵。

Fisrt of all , It introduces the matheds and steps of using MATLAB to solve algebra Riccati equation ; Secondly , It is the design of autopilot schemes of three channels ; And in the end , the most important is the simulation of control system making use of software Simulink of MATLAB , and according to the curves , this thesis compares the two working estates and judge the stabliziation of control system .

文章首先介绍了利用MATLAB软件求解代数Riccati方程的方法及步骤；然后分别设计了三个通道的自动驾驶仪；最后，利用MATLAB的Simulink对所设计的控制系统进行仿真，并根据所得到的曲线，对比有无自动驾驶仪两种工作状态下的系统稳定情况。

"Yes, now you can give yourself airs," she said, you have got what you wanted.

"对了，您现在高兴了，"她说道，这是您所期待的。

Then the LORD said to me: Rebel Israel is inwardly more just than traitorous Judah.

上主于是对我说：＂失节的以色列比失信的犹大，更显得正义。