查询词典 mathematical analysis

Convexity and convex function have extensive applications in functional analysis, optimal theory, and mathematical economy.

凸性和凸函数在不等式、泛函分析、最优理论、运筹学、控制论及数理经济学等应用数学领域都有很多应用。

First, the mathematical model of thermal and mechanical coupling analysis is defined.

首先定义了用于热—机耦合分析的数学模型。

It provided a correct and reasonable mathematical model for the analysis of the ultimate bearing capacity and crankle stability of the thin-walled structure.

论文在比较了两种运动描述方法（完全拉格朗日法和更新拉格朗日法）异同点并分析了非线性几何关系及大变形下的弹性物理关系的基础上，基于增量虚功原理推导了几何非线性空间梁元单元切线刚度矩阵，采取分模块形式，分别表示了轴力、弯矩、双力矩对几何矩阵的贡献；通过球面显式荷载增量迭代式弧长法求解方法编制程序，很好地实现了几何非线性增量荷载的自动步长选择及全过程跟踪，为薄壁杆系结构的极限承载力分析和弯扭失稳分析，提供了较为精确合理的分析力学模型。

In order to improve the operation of the plant equipment and the reliability of economy, the paper thermal economic evaluation of the study, in a cycle function on the basis of the theory of the matrix model based on the thermal analysis method the use of mathematical software MATLAB the corresponding generic calculation procedure, and use VB establishment of display interface Calculation of the power plant thermal system hot economy.

为了提高电厂设备的运行经济性以及可靠性，本文以热经济性评价为研究课题，在以循环函数法为理论基础上提出了基于矩阵模式的热力系统分析方法，利用数学软件MATLAB编制了相应的通用性计算程序，利用VB编制了显示界面，计算电厂热力系统的热经济性。

Based on mathematical mechanization method and computer symbolic processing technique this paper carried out a solution by symbolic method for position analysis of robot with octahedral and decahedral variable greometry truss.

基于数学机械化方法和计算机符号处理技术，对八面体及十面体变几何桁架机器人的位置分析进行了符号法求解，成功地将非线性位置约束方程组化简为等价的三角化方程组，分别导出了单变量的16次和48次代数方程，并给出一个数字实例说明这种方法。

Delta function is a deliberately defined mathematical tool for analysis, which is devoted particularly to illustrating of the physical model of points distribution, and which is widely applied to analyze the high concentration of quality and energy on one point in space or in time in physics.

δ函数是人为定义出来的一种分析工具，正因为它在数学上的简单性，才导致了它在物理上被广泛应用于研究质量、能量在空间或时间上高度集中的各种物理现象。

This paper mainly includes two aspects:(1) The review on soft-measuring technique:The first aspect of this paper introduces the mathematical descriptive form of soft-measuring technique and its engineering design steps, then elaborates the two modeling methods of soft measurement which include the regression analysis and the artificial neural network.

本文研究的内容主要有以下两大方面：一、对软测量技术进行综述。介绍了软测量技术的数学描述形式及工程化设计与实现的步骤。

Mathematical Notes;Descriptive Geometry;Stereonet Techniques;Stress And Strain;Analysis of Complex Structures

数学注解；画法几何学；立体图技术；应力与应变；复杂结构分析

Based on dimensional analysis, a mathematical model for predicting the performance of the pumps working as turbines was put forward.

从量纲分析的角度出发，提出水泵反转运行的性能预测数学模型。

Application of partially discontinuous fitting function in analysis and display of geological curve surface, Advancement of Chinese mathematical geology.

局部间断拟合函数在地质曲面分析和显示中的应用，中国数学地质进展。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。