理论模型

Chapter three is the simple theoretical model, which is developed in the general equilibrium.

第三章为理论分析，本文建立了一个简单的理论模型。

Through comparing the experimental results with theoretical model, it was indicated that the above theory calculation was reasonable.

通过将试验研究的结果与理论模型的对比证明上述的理论计算是合理的。

A method of multi-level fuzzy synthetical evaluation of effects of human errors on inspection quality is presented and the corresponding theoretical model of inspection quality and probability of detection are set up by using fuzzy set theory. The problem of human errors effect on inspection quality is solved successfully.

由于在实际的检测中，人对检测质量的影响包含了许多模糊不确定的因素，因此，在这部分分析中，运用模糊数学的基本理论，对平台结构检测中人的各种因素对检测质量的影响，进行了多级模糊综合评估，对不同等级的检测人员分别建立了相应的检测质量及探测概率分析的理论模型，较为成功地解决了人的失误对检测影响的问题。

On the basis of the experimental and theoretical studies, this paper presents atheoretical model for analyzing the torsional strength of prestressed concrete member subjected to torsion-predominant complex loading.

应用变角空间桁架模型和开裂混凝土的"软化"本构关系，针对以扭为主复合受力下的预应力混凝土构件，建立了抗扭强度分析的理论模型，并列出了相应的方程。

In chapter 4, basing theories and methods of scientific visualization, and artificial neural network BP algorithm, we integrate the Visual C++, OpenGL graphics library and Excel VBA technique to develop the program of artificial neural network and to make the BP algorithm visually, this program works can be divided into four parts: Using C language to develop program about BP algorithm; Using Visual C++, develop the GUI Interface, make input parameter visually; Using OpenGL graphic technique to display the training sample point in three dimension; at last using Excel DDE technique display the error graphic tables in Excel system In chapter 5, on the view of engineering application, we establish new method of surface reconstruction basing artificial neural network, develop interface program between module and commercial CAD/CAM system, meantime deeply discuss some key problems, for example, setting up the base plane, using the API technique, cutting and editing surface boundary, and also discuss the more compliant problem: how to intersect surface, at end we finish the work of translation from our surface reconstruction module to commercial CAD/CAM system, then make reverse engineering system basing artificial neural network more useful.

第四章基于科学计算可视化理论，依据人工神经网络BP算法理论模型，综合Visual C++，OpenGL图形库以及Excel VBA等多项软件开发技术，编制了人工神经网络程序，实现了BP算法的可视化映射。具体工作分为四部分：利用C语言实现人工神经网络BP算法；利用VisualC++的GUI技术开发图形用户界面，实现参数设置可视化；利用OpenGL图形技术进行三维映射，显示学习样本及训练样本点；利用微软电子表格DDE动态数据交换技术，在Excel上动态显示学习误差曲线图。第五章从工程应用的角度出发，提出了一种新的基于人工神经网络算法的曲面裁剪重构方法，完成了曲面重建模块与通用CAD/CAM系统的接口设计工作，对其中的若干关键问题进行了深入讨论，例如基平面设定、API技术的应用、边界裁剪等问题，同时，对曲面计算中较为困难的曲面相交问题也进行的专门探讨，最终完成了曲面重建模块向CAD/CAM系统的数据传输工作，使人工神经网络逆向工程系统趋向实用。

The theory of Tuber model is a very important theory model to analyze local government competition.

蒂博特模型是分析地方政府竞争的重要理论模型。

For existing problems in robot planning, disadvantages and difficulties in self-organization NN applied to robot track planning, and the features in self-organization rival network, a theory model of the TSPSONN is provided in order to resolve some problems producing easily fuzzy or uncertainness of track reconstruction Consequently, theory evidence and applied basis are offered for complicated track control of telerobot control system.

针对机器人轨迹规划中存在的问题，以及目前用于机器人轨迹规划的自组织神经网络存在的缺陷和困难，并结合自组织竞争网络的特点，提出一个自组织神经元网络时序处理算法的理论模型，用来解决具有重复／共享状态易于产生轨迹重构时的模糊性或不确定性问题，从而为网络远程机器人控制系统进行复杂的轨迹控制提供了理论依据和应用基础。

The status quo of high-resolution data acquisition system is discussed and by studying the character of high-resolution seismic exploration and seismic signal, the theoretical models and character of each unit are gained. This paper point out that under 1000 meter's depth where petroleum is embedded the IDR of central controlled seismic instrument and telemetricseismic instrument are lower than 70dB which can't meet the needs of high-resolution seismic exploration.

文章论述了当代高分辨率地震数据采集系统的现状，对高分辨率地震勘探及地震信号特点进行了研究，得出了高分辨率地震勘探数据采集系统的理论模型和各功能单元的理论特性，指出在石油与天然气埋藏的千米以下的地层，集中式数字地震仪和24位遥测地震仪的瞬时动态范围均不超过70dB，远远满足不了高分辨率地震勘探的需要。

With the development of quantum chemistry theory and computational technique, the excited state of molecules: a high-energy unsteady electronic state, has been investigated using accurate electronic structure theory methods.

随着量子化学理论方法和计算机技术的发展，量子理论模型已成为一种研究分子的高能、不稳定电子态－激发态的最有效手段。

The theoretical model of uniform droplet spray process had been established in this thesis. The calculation method for theoretical value of jet velocity and optimal frequency had been developed. Therefore the theoretical value and regularity of jet velocity and optimal frequency under different spray pressure were obtained, so the theoretical prediction for spray result had been realized. This not only offers comparison parameter for simulation results, but also will guide the proper determination of process parameters.

本文建立了均匀液滴喷射过程的理论模型，导出了射流速度和最优频率的理论值计算方法，从而得出了不同喷射压强下的射流速度和最优频率的理论值及所存在的规律，实现了对喷射结果的理论预测，不但为模拟结果提供了对比参数，而且对于合理选取工艺参数具有指导意义。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。