模型理论

This dissertation deeply studied the theory of CMAC neural networks from learning convergence, generalization ability and the improving of the network model and algorithm, and studied the applications of CMAC neural networks in tank barbette control system combining the national defense research project"Control Algorithm Study of Tank Barbette System". These works are meaningful to enrich the architecture of CMAC theory and to improve the performance of tank gun control system.

本文着重从学习算法的收敛性、网络的泛化能力以及对算法和模型的改进等几个方面深入研究了CMAC神经网络理论，并结合国防95预研项目"坦克炮塔系统控制算法研究"对CMAC神经网络在坦克炮塔控制系统中的应用进行了研究，这些工作对于丰富CMAC神经网络的理论体系，提高坦克炮控系统的性能具有重要的意义。

The results accord with the model of hardness enhancement which is proposed by X Chu and S A Barnett.

利用Chu和Barnett提出的硬度增强理论模型对Cu/Zr纳米多层膜表现出的超硬现象进行了理论分析和解释。

This thesis try to use the risk decision, Bayes formula and game theory to analyze the utility of the traffic information, and put forward the corresponding static and dynamic model.

本论文在总结国内外交通信息效用研究理论与方法的基础上，系统地对不考虑交通信息有效性反馈和考虑交通信息有效性反馈两种条件下交通信息的作用机理进行研究，尝试采用风险决策、贝叶斯推理、博弈论等理论和方法建立了相应的模型，并对影响交通信息效用的交通信息质量、交通系统稳定性、出行者的出行经验等因素进行了分析，提出了增加交通信息有效性的方法。

This paper will analyze the mechanical performance of the wheel and design a test-bed to test the performance of the lunar rover's wheel. Firstly, the mechanical characters of the soil are separated to press-sinkage character and shear character based on Bekker's theory, and common press-sinkage and shear models are introduced and the theory of Lankine passive earth pressure is also introduced. These basic theories are helpful to construct model.

根据Bekker半经验法的基本思想，将土壤的力学特性分解为水平方向的剪切特性和竖直方向的承压特性，阐述了地面力学中常见的土壤的承压、剪切等力学模型，并引入了朗肯被动土压力理论，为建立车轮在松软土壤中前进和转向的力学模型奠定了基础，同时进行了实验土壤的剪切实验，测量了土壤的内聚力和内摩擦角等参数。

The main research work in this paper is as follows:(1) A detailed analysis about the theory of the SVM is given in the paper. And one framework of the Network Fault Diagnosis System based on SVM in network Application Layer is proposed. The handle process and the function, mechanism of the components of this framework are discussed in the paper.(2) When the size of the training sets is uneven, the classification error rate of the results based on the traditional C-Support vector machine is undesirably biased with the less sample in the training sets.

由于故障诊断是有限样本学习问题在实际中的体现，因此可以将支持向量机方法引入到网络应用层的故障诊断中来，本文涉及的内容主要包括：(1)详细深入的分析了支持向量机的理论特点及其与网络应用层故障诊断的关联，并就构建的基于支持向量机的网络应用层故障诊断模型，阐述了该模型的处理流程以及其中各个模块的功能、机制。

In order to investigate the effects of parameters, based on the theory of thermal-structural-electromagnetic multiphysics field interaction, the biconical models of the fused PANDA fiber coupler were given.

为了从理论上分析各参量对保偏耦合器传输特性的影响，基于热结构电磁多物理场耦合理论，建立了熔锥型熊猫光纤耦合器双锥模型，应用有限元法，分析了各参量对熊猫光纤耦合器传输特性的影响。

The main research results in this dissertation can be given as following:Firstly, the bidding strategies and affections of generation companies on the TOU power price are analyzed; Supply function model is employed to simulate the bidding strategies of generation companies in power pool. Some meaningful results are obtained through the proposed equilibrium equations model, when different bidding parameters are selected to maximize profit of suppliers, such as the the numeral of generation company, the block bidding, and power demand elasticity. Based on these results, the affections between the bidding strategies and the TOU power price are discussed.Secondly, the important principles consider the factor of bidding strategies of generation companies and consumers gaming strategies are proposed to constitute the new TOU power price model under present electricity market. Based on these pricinples a new mathematical model of TOU power price is constructed, to evade electricity market risk, partition the peak-valley, ascertain the consumers' response curve, and protect the ambilateral profits.Thirdly, the affections of the TOU power price strategies for reducing the network loss, adjusting node voltage, improving load curve of power system, and protecting the consumers' benefits in electricity market are analyzed with applications of a city real time load data of Jiangsu province.

针对"厂网分开，竞价上网"的电力市场运营模式，本文主要完成了以下研究工作：1研究了发电商不同的竞价上网策略，利用供给函数均衡方法，建立了发电商的竞价上网策略模型，给出了市场均衡解的具体解法；讨论了不同条件下发电商的竞价策略对市场的影响，并获得了发电商的最优上网竞价策略，明确了竞价上网与峰谷分时电价之间的影响因素；利用电力系统负荷曲线，建立了发电商最优竞价策略与峰谷分时电价之间的相互联系，通过仿真算例分析了峰谷分时电价与发电商最优报价之间的相互影响。2提出了"厂网分开，竞价上网"电力市场模式下，考虑发电侧竞价和用户侧博弈等风险因素影响，峰谷分时电价理论建模在规避电网企业运营风险，保护供电方与用户双方的利益、确定用户响应曲线、划分峰谷时段、设置合理的电价拉开比等方面所应遵循的基本原则，在此基础上建立了适合电力市场模式的峰谷分时电价模型。3从原理上分析了需求侧实行峰谷分时电价策略，对削峰填谷，提高负荷率，改善负荷曲线形状，降低电力系统的电能损耗和电压损耗等方面的影响，并进行了仿真验证。

Tests using model data and field data, and CFP-AVP analysis all proved the validity and practicality of amplitude-preserved processing method based on bifocal version of CFP technology.

模型试算和实际数据试处理以及CFP-AVP分析结果都表明了基于射线理论和基于波动方程波场延拓理论的双聚型CFP保幅处理方法的有效性和实用性。

Eternal Smile of Buddha, Will of God, Tiny Universe Model of Change , Universe Evolution Tree Model and Big Bang Model all point to the unique truth of the universe.

佛陀拈花微笑的典故、上帝的意志、《易经》缩微宇宙模型、宇宙演化树模型和大爆炸理论等都指向唯一的宇宙实相。

The author reviews the science and technology history home and abroad,and introduces the neoteric revolution in this field,focusing on the four scientific discoveries-the Big Bang,the quark model in material structure,the plate structure,and the DNA double helix structure-and the five technological invention-nuclear technology,space technology,information technology,biotechnology and nanometer technology-in the 20th century and their academic base of theory of relativity and quantum mechanics;and the writer...

回顾了中国和世界科学技术发展的基本历程；介绍了近代的科学革命和技术革命；重点论述了20世纪科学发现和技术发明的理论基础是相对论和量子力学，以及20世纪的四大科学发现——宇宙大爆炸理论、物质结构夸克模型、大地构造板块学说和DNA双螺旋结构和五大技术发明——核技术、空天技术、信息技术、生物技术和纳米技术；展望了21世纪科技发展前途；提供了油气开发与利用的信息。

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％。