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The state equation of induction motor with G-type parameters was established and a flux observer was designed based on U-N model. The speed adaptive law was deduced by the theory of Lyapunov stability. A method of model reference adaptive speed estimation based on the full order flux observer was proposed and a scheme of induction motor direct torque control without speed sensor was studied.

建立了基于异步电机G-型参数的状态方程，给出了基于U-N模型的定子磁链观测器；基于李雅普诺夫稳定性理论推出了速度自适应律，给出了基于这种全阶磁链观测器方案的模型参考自适应速度辨识方法。

Actual operating results show that the mathematical model is reasonable, and feasible in theory to build the model of valve control. Provide a new method for the coke oven gas collector pressure control.

实际运行结果表明，该数学模型合理，并且在理论上建立阀门的控制量的模型可行，为焦炉集气管压力控制提供了一种新的方法。

Chapter One begins with a brief discussion of the merits and demeritsof the two communication models: the code model and Grices inferential model and then introduces some essential concepts of relevance theory relative to our study.

既然文化缺省本质上是交际中涉及认知心理的问题，而关联理论是以认知为主的交际理论，作者指出，关联理论理所当然能够为文化缺省及其翻译重构提供解释力。

In chapter 3,the density-functional theory for the half-filled Hubbard model and extended Hubbard model in one and two dimensions has been studied withinthe SIC-LSD approximation.

第三章将总能的SIC用Wannier函数作为局域单粒子态表示，研究了一维和二维半满的Hubbard模型和扩展的Hubbard模型的密度泛函理论。

The direct evaporative internal-melt ice storage air conditioning is a new and promising technology.It is important to master the ice coil heat transfer performance for the project.The paper analysed the dynamic characteristics and established the corresponding mathematical models of the system,and used the model to analyse the performance of caving cooling process changes.The model for direct evaporation in the U-shaped ice-melting ice storage VRV system couldbe helpful to design and optimization theory.

直接蒸发内融式冰盘管是空调蓄冷工程中常用的一种方式，对这种冰盘管的融冰传热性能的掌握对于工程应用非常重要，本文对基于VRV空调系统的内融式U形冰盘管融冰过程的动态特性进行了分析，建立了相应的数理模型，并利用该模型分析了放冷过程的性能变化，该模型可为直接蒸发内融式U形冰蓄冷VRV融冰系统的设计及优化提供理论依据。

And according to the theory, the system of society, economy, resource and environment are analyzed from the side of inscape, characteristic, structure and function, run mechanism. Then the concept model and control model of coordination development of society, economy, resource and environment are established.

然后以这些理论为指导，对社会、经济、资源、环境系统的构成要素、特征、结构与功能、运行机理等方面进行了分析，由此构建了社会、经济、资源、环境协调发展的概念模型与调控模型。

This dissertation provides a rigorous definition of Internet GIS based on analyzing lots of the latest theories and applications and thoroughly researching in the properties and problems of Internet GIS. The conception of Internet GIS including literal and mathematical description defines its computing model, application model and the relationship among software inscapes which are operation, data and flow, and so lays a solid foundation for theory research.

本文在分析了大量应用的基础上，综合当前计算机发展的最新动态，对于Internet GIS的特点和需要解决的问题作了深入和详细的研究，建立了Internet GIS的严格的定义，包括文字和数学描述，确定了其计算模型和应用模型以及软件构成三元组，即空间操作、空间数据、流动关系，以及它们之间的数学关系，为Internet GIS的理论研究奠定了基础。

The applications of the theory in robot translation parameter computation and in Qualitative Scene Model construction are presented.(3) Intrinsic Images and color constancy of Real Color Images Based on the Dichromatic Reflection Model proposed by Klinker [55] , it is the NO. 1 for this paper to measure the spectral relationship of a CCD color camera, to reestablish the linear relationship, to separate the illuminant and object color components in real color images, and to extract the intrinsic image and highlight image from the real color image, as well as to eliminate the influences of highlights upon the usual image segmentation algorithm.

以Klinker[55]等提出的&双色反射模型&为基础，首次测定了彩色摄像机的光强----灰度响应关系，恢复了摄像机的整体线性关系；首次在真实彩色图像（即由彩色摄像机直接获取的图像）中成功地分离了光照和景物的颜色；成功地抽取了本色图像和耀斑图像；在此基础上，又将双色反射模型成功地运用到真实彩色图像的分割方面，消除了耀斑对分割的影响。

Originated from Maxwells theory and Drude model, we discussed the physical modelof surface plasmon wave and surface plasmon resonance under different conditions.Specially of metal thin-film structure, we study the propagation characteristic of SPWintensively, and carry out theoretical simulations according to ideal model and practicalmodel respectively under different thickness of the film and the wavelength of probe beam.

在理论上，首先从电磁场理论和Drude模型出发，讨论了在各种不同情况下的表面等离子体波的物理模型，并且进一步深入研究了表面等离子体波共振现象，特别针对金属薄膜结构下的表面等离子体波的传播特性进行讨论，对不同的膜厚和入射波长的情况对理想模型和有损模型分别进行了理论的模拟。

To the question of predication in the stock market,I study some informations about data minging predication model of stock price based on neural network.I put forward to do attribute relativity analysis for inputing index variables and outputing object variables with the theory of attribute relativity analysis in the course of designing a neural networ predication model.

本文针对股市预测分析问题，对基于神经网络股市预测的数据挖掘模型进行了研究，提出在模型设计中，采用属性相关性分析理论对输入指标变量和目标变量作必要的相关性分析，以此优选输入变量组合，从而提高网络的预测性能。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。