查询词典 mathematical analysis

Based on the microcomsic analysis,mathematical models for magnesium removal and phosphorus loss from phosphate rock were set up.

在此微观分析的基础上，建立了硫酸预处理磷矿的磷溶出及镁脱除的数学模型。

The wavelet analysis is an important production in the mathematical phylogeny.

摘要小波分析作为一种新兴的理论，是数学发展史上的重要成果。

This study refers to the conditions of practical powder metallurgy manufacture process, and proceeds to experiments and gear precision measurements as well as investigation on the effects of two parameters, powders and pitch circle radius, on gear precision. The relationship between gear parameters and gear surface deviations was derived from the mathematical model for the involute helical gears and the analysis of gear surface deviations.

本论文将采用实际上粉末冶金螺旋齿轮的制程条件，进行试作实验与齿轮精度的量测，以探讨粉末及螺旋齿轮之节圆半径这两个制程参数对於齿轮精度的影响；同时应用齿轮创成原理所推导之螺旋齿轮数学模式，配合齿面变异分析，求得齿轮设计参数改变量与齿面变异量之关系。

Distortion discipline of line heating for automatic processing is researchedThe main influence factors of shell plate forming by line heating are analyzed. Based on the analysis of measured data processed by the experiment machine of line heating, thickness of plate, length of heating line, processing speed and shrinkage are regarded as 4 dimensions, and the methods of vectors mapping, plane projection and conversion of coordinates are used to build mathematical models for local surface shrinkage of different thickness and processing parameters.

1研究了自动化加工水火弯板变形规律分析了水火弯板加工成型的主要影响参数，在对水火弯板实验机加工测量数据分析的基础上，以板厚、加热线长度、加工速度和收缩量作为4个维度，应用向量映射，平面投影、坐标转换方法建立了不同钢板厚度的局部表面收缩量和加工参数的数学模型。

This study utilized 3-D cinematography analysis and connected with the mathematical principle of perpendicular bisecting plane, and with displacement changes of any two markers that mark the point on the surface of sphere to develop a kind of method to effectively and actually measure the spin rate and the axis of free rotational ball in the sky.

本研究利用3D摄影分析配合垂直平分面数学原理，藉由球体表面上任意两标志点的位移变化，发展出一种有效实际量测出空中自由旋转球体转速与转轴的方法，可提供空气动力学相关研究时旋转测量的重要依据。

Based on a great many literature, this paper analyzes and summarizes the genetic algorithm for the design of structural optimization. The basic conceptions and primary characteristics are introduced in this paper. This paper discuss some primary factor when genetic algorithm applied on optimal design, for example the mathematical model、the constrained problem、the initial population and the controls parameter of genetic algorithm Aimed at the characteristic of structural optimization and finite-element analysis, this paper accomplishes the optimal program based on the simple genetic algorithm.

在广泛阅读文献和调研的基础上，本文对遗传算法及其在结构优化设计应用中的相关内容进行了分析和综合，对结构优化设计的基本概念、主要特点进行了介绍，对遗传算法应用于结构优化设计时的数学建模、约束条件处理、初始种群的产生及其遗传算法控制参数的选择几个关键因素作了概要的分析与研究。

Based on a great many literature, this paper analyzes and summarizes the genetic algorithm for the design of structural optimization. The basic conceptions and primary characteristics are introduced in this paper. This paper discuss some primary factor when genetic algorithm applied on optimal design, for example the mathematical model、the constrained problem、the initial population and the controls parameter of genetic algorithmAimed at the characteristic of structural optimization and finite-element analysis, this paper accomplishes the optimal program based on the simple genetic algorithm.

在广泛阅读文献和调研的基础上，本文对遗传算法及其在结构优化设计应用中的相关内容进行了分析和综合，对结构优化设计的基本概念、主要特点进行了介绍，对遗传算法应用于结构优化设计时的数学建模、约束条件处理、初始种群的产生及其遗传算法控制参数的选择几个关键因素作了概要的分析与研究。

Further more, based on the analysis of Bayesian AR model and MA model , we analyzed the Bayesian ARMA model and its mathematical structure. Mainly analyzed the Bayesian ARMA(1,1) model, and constructed the model condition likelihood function and the parameters posterior distribution.

同时，以时间序列AR模型及MA模型的贝叶斯分析为基础进行了时间序列ARMA模型的贝叶斯分析，从分析ARMA模型的数学结构开始，重点进行了ARMA(1，1)模型的贝叶斯分析；构建了模型的条件似然函数和参数的先验分布，推导其参数的条件后验密度和边缘后验密度；并借用一组SAS软件模拟的ARMA(1，1)序列，通过WinBUGS进行仿真分析。

This Paper describes the calculations about mathematical and physical pendulums, the principe of produced acceleration, the adjusting and measuring methods and the error analysis methods of acceleration.

本文介绍了有关单摆与复摆的计算方法、产生加速度的原理、冲击加速度的调整与测量方法及其误差分析。

Comparisons between the interval analysis method and the probability perturbation finite element method in mathematical proof and numerical examples are performed, which show the advantages of the presented method, including less prior information need on uncertain parameters and higher accuracy.

从数学证明和数值算例两方面，将其与概率摄动有限元法进行了比较，结果显示区间分析方法对不确定参数先验信息具有要求较少、精度较高的优点。关键词动力响应，非线性振动系统，区间分析方法，概率摄动有限元法，不确定参数

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。