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Lastly, hydraulic model test of diversion system is carried out. The model scale selection of hydraulic model which includes open channel, long diversion tunnel and surge chamber is discussed.

在整体水力模型试验研究中，着重研究了既包含有明流段又有长引水隧洞和调压室的梯级电站引水系统模型率，并对这种复杂引水系统水力模型的比尺选择进行了探讨。

The comparison of results from mathematical model and physical model in vacuum tank for simulation of transient in air cushion surge chamber shows that the similarity laws of various quantities in model test may have influences on the dissimilarity of test results.

本文对比了含气垫式调压室的引水系统，数学模型计算和减压模型试验结果，分析了各种减压模型相似因素对试验结果的影响，认为引水系统管道内含气量、模型的缩尺效应、气室内空气的状态变化以及减压试验条件等的相似性都会造成物理模型试验结果的误差。

The basic theories of mathematical morphology for binary image are stated, and the most simple structure elements of morphologic transformation for binary images are proposed and proved. The geodetic morphologic transformation models are also developed. For the purpose of improving the speed of transformation in computer, the"set symmetric difference"is introduced to adapt each model. Some new morphologic filtering models and quantitative evaluating model of filtering effects in image processing are proposed, under the applied condition. The morphologic thinning methods are studied, and two new morphologic thinning models are developed. On the basis of analyzing the characteristics of mining maps, the image vectorizing tactics and a series of algorithms are proposed, including dynamic adaptive image thresholding using two thresholds, graphic and text separation, noise removal, and multi elements extracting models with mathematical morphology. Accuracy preserving compressed vectorizing model for image vectorization is put forward to generate vector data in multi layer.

论文对二值图象形态学的基础理论进行了较系统的阐述，提出并证明了二值图象处理中形态变换的最简单结构元素，并发展了测地形态变换模型；为了提高形态变换的计算机实现速度，引入了集合论中"对称差"的概念对各形态变换模型进行了改化；针对数学形态学在图象处理中的实际应用，提出了新的形态滤波模型及滤波效果的度量评价模型；研究了形态细化方法，提出了快速形态细化和保形快速形态细化算法；在研究矿图基本特征基础上，提出了人机协同矿图扫描图象矢量化处理策略及一系列扫描图象处理算法模型，包括双阈值动态自适应图象二值化、图文分离、噪声去除、图面多种要素提取形态变换模型等；在图象栅格—矢量转换中，提出了保精度压缩矢量化模型，以生成分层要素矢量数据。

This paper attempts to find a lower-order state space symmetric model whose model reduction cost differs from the optimal model reduction cost by a prescribed precision.

该文试图寻找一个低阶隐定连续线对称性时不变系统，其与给定的高阶隐定连续线对称性时不变系统的L2 -范数误差可与最优误差值充分接近。

During exploration of iron deposits some metallogenic models are established such as synclinal ore-control model and diagonal occurrence model corresponding to iron deposits of sedimentary-metamorphic type;'Hanxing type' model and rol...

在勘查过程中，通过不断地研究和总结，对沉积变质型铁矿提出了向斜控矿模式及斜磁化模型；对接触交代型铁矿提出了"邯邢式"模式和低缓磁异常模型，以及"大冶式"模式和次级磁异常模型；对与陆相火山岩有关的铁矿提出了"玢岩型"模式及磁异常模型。

To overcome the difficulties and drawbacks in modeling the dynamic systems by using traditional methods, a hybrid evolutionary modeling algorithm is proposed to model the dynamic system with a system of ordinary differential equations whose main idea is to embed genetic algorithm in genetic programming where GP is employed to optimize the structure of a model, and GA is employed to optimize the parameters of a model.

针对采用传统方法解决动态系统的微分方程建模问题所遇到的困难和存在的不足，文中设计了将遗传程序设计与遗传算法相嵌套的混合演化建模算法，以遗传程序设计优化模型结构，以遗传算法优化模型参数，成功地实现了动态系统的常微分方程组建模过程自动化。

The body-fitted grids were generated using a system of elliptical partial differential equations. The k-ε model was employed to describe the turbulent characteristics. EBU-Arrehenius turbulent combustion model was used to determine the chemical reaction rate, while a six-flux model was applied to predict heat radiation and its influence on the wall and gas temperature.

利用椭圆型微分方程和区域法生成三维贴体网格，k-ε模型预估紊流特性，EBU-Arre-henius紊流燃烧模型估算化学反应速率，六通量模型预估辐射通量以考虑其对壁面和气流温度的影响。

Partial structure similarity model design concept is a better method for composite flutter model design, which can be applied to design transonic flutter model for aircraft wing and tail plane.

部分结构相似设计方法是一种较为实用的复合材料颤振模型设计方法，可用于飞机机翼、尾翼的跨声速颤振模型设计。

Based on the telegraph equation, the stochastic model for transmission lines isproposed, and the precise integration algorithm is combined with Monte Carlo method toanalyze the transient response of the stochastic model. Jarque-Bera test is made for thenormality of the model\'s output and the worst-case estimation is given.

基于电报方程建立了互连线的随机模型，结合精细积分算法与蒙特卡洛方法分析了该互连线随机模型的瞬态响应，通过对模型输出信号的正态性进行偏度-峰度检验给出了最差情况估计。

Study on Applying CSG Method to 3D Model of Buildings;2. Research of 3D Model on Road Engineering Geology;3. A new kind of stair-climbing vehicle construction based on the structure principle of telemotor vehicle and design feature of micro mobile vehicle for scout as a preliminary research achievement is designed, and its 3D model is created with MDT software.

在预研完成的微小型移动侦察车的基础上，受遥控电动小车构造原理的启发，设计了一种可爬越楼梯的新型的车辆结构，并采用三维机械设计软件MDT完成了三维建模，同时还简要地分析了该车爬越楼梯的力学原理，在一定程度上促进了微小型地面移动机器人技术的研究开发工作。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。