simultaneous equations

In this paper, the element tangent stiffness matrix of spatial fold cable element under initial stress condition and nonlinear simultaneous equations for finite element method which can be used in nonlinear analysis and calculation of prestressed lattice structures are developed by studying the prestressed cable element.

通过对于预应力索单元的分析研究，推导了具有初始应力的空间折索单元的单元切线刚度矩阵的计算公式，并且建立了可用于预应力空间网格结构非线性有限元分析的非线性方程组。

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A New Thought about the Identification of Perfect Simultaneous Equations Model

关于完备联立方程模型识别问题的新思考

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Then, by utilizing the Matlab ODE program, the simultaneous equations of the mass balance equations and the enhancing factors were solved, thus simulating the variations of ozone concentration and p-nitrophenol concentration in the absorption process. The simulated results were finally compared with the measured ones.

采用Matlab软件中的ODE程序求解该质量平衡方程和增强因子的联立方程，模拟吸收过程中臭氧和对硝基苯胺浓度的变化，并与实验值进行比较。

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Using the heat flow distributing and superimposing, this paper has directly got the solutions for the steady heat conduction differential simultaneous equations of a hollow composite sphere under the boundary conditions of the first, second and third kinds.

用热流分流和叠加，直接得出非均匀内热源组合球壁稳态导热微分方程组，分别在第一类、第二类和第三类边界条件下的解。

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In 1943 the statistician H. Hotelling had analysed the procedure for solving simultaneous equations ( or, roughly equivalently, for inverting a matrix) and his result made it appear that errors would grow very rapidly as successive equations were eliminated.

1943年，统计学家H·霍特林分析了求解联立方程组的过程（或者可以粗略地看成求解矩阵的逆），他表明随着等式的消除，误差会迅速增长。

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The computation of RF MEMS switch's actuation voltage was studied. By building a coupled force-current model, the simultaneous equations were soluted and the expressions of switch parameters about actuation voltage were acquired.

对桥式RF MEMS开关开启电压的计算方法进行了研究，通过建立力电耦合模型，解联立方程组，得到了开启电压关于各项开关参数的表达式。

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To obtain all solutions and high solving efficiency of the forward kinematics of general Stewart platform, which is a set of 6 highly nonlinear simultaneous equations with 6 unknowns, some methods are put forward after long-term studies.

为了得到通用Stewart平台的运动学正向求解非线性方程组的全部解或者使其求解效率满足实时应用，研究人员进行了长期的研究，找到多种解决方案，但是不同方案之间缺乏系统的比较。

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Simultaneous equations model plays an important role in making economic policies, analyzing economic structure and forecasting.

联立方程计量经济学模型在经济政策制定 、 经济结构分析和经济预测方面起着重要作用.

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According to the simulation method bring forward, the simultaneous equations of the conservation of mass equations, the dynamics equations of moving parts and the pressure wave equations in all boundaries are solved.

根据所提出的模拟计算方法编制了相应的仿真程序，联立求解了各边界处的质量守恒方程、运动件的运动方程和高压油管中的压力波动方程。

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Thus we are led to a system of infinite simultaneous equations.

这样将导致一系列无穷联立方程。

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Empirical Research on Technology Spillover Effects of FDI to State-owned Industrial Enterprises: An Analysis of Simultaneous Equations Model Based on Macro-data

FDI对国有工业企业技术外溢效应的实证研究&基于宏观数据的联立方程模型分析

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This paper presents a logistic simultaneous equations model with latent variables.

在论述顾客满意度模型是具有二分类因变量的非线性模型的基础上，提出了一种含潜在变量的Logistic联立方程模型。

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Solution of Simultaneous Equations of Cosine Law Arising from Subjectivity Geometry

主观几何中一组余弦定律方程的解

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According to Granger test and simultaneous equations models, this paper use the annual national statistic data from 1953 to 2003 of China, research the interactions between macroeconomics policies and business fluctuation.

本文根据Granger因果检验和联立方程模型，利用我国1985-2003年的年度统计数据，对我国宏观经济政策与经济波动之间的关系进行了实证分析。

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The results from Spatial simultaneous equations between productivity and R D from Multinational companies in China show that R D spillovers from Multinational companies by neighboring areas has positive spillover effects on productivity.

跨国公司在华R D投资的空间联立方程估计结果显示：各地的生产率受到邻省区跨国R D积极的空间溢出作用。

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Content Determination of Two Components in Compound Benzoic Acid Alcohol Solution by Simultaneous Equations

联立方程分光光度法测定复方苯甲酸醇溶液中两组分含量

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For this reason, the simultaneous equations for jointly interpreting the three kinds of porosity logging data are developed by using acoustic logging, density logging and neutron logging data, and they are solved to obtain some formulae of final solution by using Cramer law.

为此，本文利用声波测井、密度测井和中子测井的读数建立了三种孔隙率测井资料解释的联立方程，并用克莱姆法则（Cramer定律）给出最终求解的公式。

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Factor analysis is used to extract the latent variables which affect the satisfaction and loyalty. Logistic regression can be done with the latent variables and the two dependent variables& the customer satisfaction and loyalty, then a recursive simultaneous equations model are established.

首先采用因子分析法提取影响满意度和忠诚度的潜在变量，然后对它们与满意与否，忠诚与否进行Logistic回归，建立了一个递归联立方程模型，并结合社区满意度实例进行了实证研究。

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To further explore the ways in which FDI impacted the quality of the environment, this paper builded simultaneous equations model, and graphically shows the path of FDI impacting the industrial waste emissions.

为了深入探究FDI通过何种途径影响环境质量，又构建了联立方程组模型，并用图示展示了FDI影响工业三废排放量的作用路径。

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Theory and Method of Estimation for Varying Coefficient Macroeconomics Simultaneous Equations Model

变参数计量经济学联立模型的局部线性工具向量估计及其性质

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The simultaneous equations are then solved by regression analysis with CAD.

并由CAD进行回归解联立方程。

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I could never do simultaneous equations.

我从来不会算联立方程式.

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The simultaneous equations for the solution of static driving moments and dynamic driving moments are deduced.

用解析法对平面铰链四杆式飞剪机进行动态静力分析,导出了求解静力矩、动态驱动力矩的联立方程组.

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With appropriate wavelength selection, the contents of components in compound metronidazole tablets may be determined by signal multiplier spectrophotometry and the new solution of simultaneous equations in spectrophotometry without any preliminary separation.

文章经选择适当的测定波长，同时采用系数倍率法和联立方程组新解法不经提取分离直接测定复方甲硝唑片中甲硝唑和维生素B6的含量。

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A clear and simple proving method is given, for that ILS estimator equals 2SLS estimator to simultaneous equations econometrics model, while the structure equation is just right for identification.

针对联立方程计量经济学模型，在结构方程为恰好识别时，ILS估计和2SLS估计的等价性，给出了一个清晰、简洁的证明方法。

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Chaotic Parallel Algorithms for Solving Class of Nonlinear Simultaneous Equations

解一类非线性联立方程组的混乱并行算法

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By solving the simultaneous equations of the continuity equation of sediment discharge and the bed load formula, a two-order partial differential equation for the change of bed-level in the process of headward erosion is obtained.

联解沙量连续方程和推移质输沙公式，得溯源冲刷的河床高程随时间和距离变化的二阶偏微分方程。

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By simple tensor techniques, a large amount of simultaneous equations are handled successfully.

采用张量法求解了大规模电路方程组.

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A new solution of simultaneous equations in spectrophotometry is studied.

本文报道了光度分析中联立方程组的新解法，用吸收比代替吸收系数，简便了测定方法，增大了方法的灵活性。

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The experiment proves that simultaneous equations method applies to quantitative X-ray diffraction phase analysis of geologic samples.

本实验证明联立方程法能应用于地质样品的X射线衍射的定量相分析。

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