查询词典 system engineering

Complete research and induction regarding the special attribute and inherent law of movement of the artificial system is done through constructing the dynamic evolution model of artificial system and etc. Furthermore, guidelines on the analysis and the design of the artificial systems are deducted. Consequently, a set of rather integrated ideology of the engineering system theory is formed. This lays a solid foundation to the development of the engineering system theory, which is a new subject.

文中在讨论系统理论的人工系统领域应用时，提出了工程系统理论的新概念，尝试将抽象的人作为人工系统的重要组成要素，通过构造人工系统的动态进化模型等手段，对人工系统的特有属性及本征运动规律进行了深入研究和归纳，进而推演出人工系统分析、设计准则，形成了一套较完整的工程系统理论思想体系。

Based on the example of shahe reservoir, the text makes an analysis on circulation, management and environment and social economy development condition of the surrounding ecosystem. Then, the author carries on inquisition, data analysis and summary and makes calculation and demonstration of the safe stability of the dam ,and discusses the risking obviation and reinforcing technique. Finally, based on the existing research of sustainable development, experts" opinions and Mathematical Statistics analysis, the author brought forward an indication system suitable for reservoirs" sustainable development This system is made up of 4 first class indexes, 13 second class indexes, 38 foundational indexes. The 4 first class indexes are the dam safety evaluating index, the management index of reservoirs, the water ecosystem system stability index, the reservoirs construction effect index. The 13 second class indexes are the construction quality evaluating index, the dam running and management evaluating index, the flood control standard recheck index, the structure safety evaluating index, the anti- earthquake evaluating index, seepage safety evaluation index sign, the metal structure safety evaluating index, the engineering facility index, the management index, the water ecosystem system stability index, engineering effect index, the economic development index, the society development index.

本文以沙河水库为例，对其运行、管理及周围生态环境和社会经济发展状况进行调查，并将调查资料进行分析、归纳、总结；然后对水库大坝的安全稳定情况作出了简要的计算和论证，并讨论了水库的主要除险加固技术；最后在总结现有可持续发展研究的基础上，征集专家的意见，进行数理统计分析，提出了由4个一级指标、13个二级指标、38个基层指标组成的一套适合该水库可持续发展的指标体系。4个一级指标分别为：水库大坝运行安全综合评价指标、水库管理指标、水资源生态系统稳定性指标、水库建设效应指标；13个二级指标分别为：工程质量评价指标、大坝运行管理评价指标、防洪标准复核指标、结构安全评价指标、抗震安全评价指标、渗流安全评价指标、金属结构安全评价指标、工程设施指标、管理指标、水资源生态系统稳定性指标、工程效应指标、经济发展指标、社会发展指标。

The national defence basic project as background and the dynamic model of cotrolled transfer matrix for multiple launch rocket was created in order to reduce the initial disturbance of rocket projectile. The causes that affect the angle change of orientation locator were analyzed by the engineering system dynamic theory base on multibody system transfer matrix method. The simulation of dispersion for multiple launch rocket was implementation, and the affect law between the angle of elevation and side deflection and the control parameters was acquired. The control module was installed on the orientation locator of multiple rocket launcher to control the initial disturbance of rocket that provide new method and theory base and show the engineering system dynamic base on the multibody system transfer matrix method is effective.

本文以国防基础科研项目为背景，建立了通过控制定向器角运动来减小火箭弹起始扰动的多管火箭受控多体系统动力学模型，应用基于多体系统传递矩阵法的工程系统动力学理论，进行了定向器角度运动的影响因素分析，进行了受控多管火箭炮发射动力学和密集度数值仿真，得到了定向器俯仰和侧偏角控制参数对俯仰角和侧偏角的影响规律，为在火箭炮定向器上加装控制集成模块控制火箭弹的起始扰动和射击精度提供了新思路和理论基础，也表明了基于多体系统传递矩阵法的工程系统动力学理论的有效性。

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。

This paper analyzes the characters and environment of the software project management, studies various development methods. After absorbing the knowledge of software engineering, project management, object-oriented method, system engineering, artificial intelligence, distributed network management system, character and mapping technique, this paper puts forward the Agent-based method in software project management and lucubrates the Agent-based system analysis, system design and programming.

本文针对软件开发项目管理的特点和环境，分析比较了各种开发方法，吸收了软件工程、项目管理、面向对象方法与技术、系统工程、人工智能、分布式网络管理系统、特征及映射技术等领域的知识，提出了基于Agent的软件开发项目管理方法，对基于Agent的软件开发项目的系统分析、系统设计以及程序编制等方面进行了深入研究，并且采用可视化统一建模语言来自动生成基于Agent的应用程序模型。

Subjects including Fire Engineering and Safety Engineering such as Fire Dynamics;Computational Fire Modelling for Building Design; Fire Engineering System; Legislation Aspects of Fire Safety Management; Design Considerations for Fire Safety Management; Safety Aspects in Construction; Occupational Health and Ergonomics; Accident Prevention,Hazard Assessment and Control; and Safety Management Systems and Safety Auditing should be offered.

论述了在香港提供消防与安全工程研究生教育的必要性，为了培养高质量人才，消防与安全工程高等教育的科目应当包括消防工程学和安全工程学，用于建筑设计的计算机火灾模拟，消防工程系统，火灾安全管理立法因素，用于火灾安全管理的设计事项，建造的安全因素，职业安全和人类工程学，事故防范、危害评估和控制，安全管理系统和安全审核。

Preferred to be a Registered or Senior engineer in mechanical engineering Experience 2-3 Years in boiler combustion Engineering in one of the major Boiler Works or Combustion Engineering Company/Authorization of China with experience of leading engineer position on designing 300 MW and above boiler burner system General requirements Willingness to take responsibility Motivation to work.

优先考虑拥有该该领域注册工程师或高级工程师职称者 3.2至3年负责锅炉燃烧器工程设计，研究，并任职于国内主要锅炉制造厂或煤燃烧工程公司/研究机构，有主持研究，设计300MW以上燃煤锅炉燃烧器系统的工作经验个人能力要求 1。

The second part for 2-5, carried on the detailed treatise to each step of the article frame. Among them, chapter 2 mainly introduces the theories of total value management and real estate, paves the way to analyze the next substances; chapter 3 introduces the basic theories on value engineering and the significance of value engineering application in project decision-making, and finally indicates the processes and methods of value engineering application in project decision-making with particular analysis of a case; Chapter 4 describes the management of customer value, this part use the factorization methods and factorize the factor of customer value, establishes the step analysis evaluation model, use the SPSS software to analysis the data, scooping out the "latitude degree" that concealed, which customers pay attention to. According to these, this part puts forward the factor classification and improvement; Chapter 5 describes the society responsibilities that the real estate enterprises should afford, constructs a system of target about society value management and poses the specific methods of society value management.

第二部分是本文的主体部分，为二到五章，第二章主要介绍了全面价值管理和房地产的基本理论，为下面的分析做好基础；第三章介绍了价值工程的基本原理以及应用价值工程的意义，并通过案例与理论的结合，论述了价值工程在项目决策应用中的程序和方法；第四章介绍了顾客价值的管理，这部分尝试用因子分析方法把顾客价值因素作为变量，建立顾客价值管理的层级评价模型，利用SPSS统计软件对调查数据进行分析，挖掘变量背后掩藏的"纬度"，即顾客关注的大的价值要素，并根据这些要素的重要性提出了价值要素分类以及改进的思想；第五章描述了房地产企业应承担的社会责任，构建了房地产企业社会价值管理指标体系，并指出了其进行社会价值管理的具体办法。

Application of this patent technology floating island tourism, floating dock project and integrated application of correlative specialty technical design construction of ship engineering, harbor engineering and maritime engineering, its main structure is the assembling packaging of 10 ships of pontoon and sets its orientation on the sea though assembled anchoring system, which locates in programming harbor area in Luoyuan bay and maritime space between Gangyu island and Niaoyu island.

海上浮动岛是应用现代科学技术构建的一种大型和超大型的海上浮动构筑物，根据不同的使用要求，选择合适的海洋环境，采用组合锚泊系统在海上实施定位，能在各向风、浪、流最不利的组合作用下保持稳定，并随潮汐的涨落与海平面一起升降，其亲水性特强，能够承受台风、海浪、风暴潮等自然灾害的袭击。

This paper describes an approach to reverse engineering based on the formal semantics of the strongest postcondition predicate transformer,and the partial correctness model of program semantics introduced by Hoare. The main point of our investigation is how to use informal and formal methods for reverse engineering. The approach provided by this thesis is mainly to process the C program system for reverse engineering.

本文描述的逆向工程中的形式化方法采用最强后置条件谓词转换技术和Hoare理论中有关程序语义的部分正确性模型，研究的重点是利用形式化技术和非形式化技术对程序代码进行逆向工程，以支持软件理解和维护。

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。