结构化设计

Based on the features listed above, this paper has used the OOT language C++ to discuss the structure of complicated electromagnetic visualization system, and then has pointed the key contents of design such an system.

基于上述目的，本文基于面向对象技术，采用C++语言讨论了设计地球物理电磁成像系统可视化的方法结构，阐述了成像系统可视化设计中涉及的重要内容，并简述本文设计的可视化系统的应用。

On the basis of the parametric graphics representation, a new system architecture of product-oriented parametric design has been developed. Based on the research work, a series of software system have been developed, such as Parametric Design Program Generator .

在参数化图形建模的基础上，将产品设计选型系统、产品设计计算、产品设计尺寸推导和图纸输出集成，提出了支持系列化产品变型设计的产品参数化设计体系结构。

This thesis studies a widely used first order optimzation algorithm--Sequential Linear Programming method, SLP is modify so that it can solve structural and shape optimization problems more efficiently, including continuous and dsicrete variables problems. Finally the zeroth order optimization method is presented for two dimensional shape optimization problems.

本研究将从一般广为设计者所采用的一次最佳化方法--线性序列规划法的修正研究，以使其更稳定且更有效率地解决在一般结构与形态最佳化问题，包含有连续式及非连续式设计变数的最佳化问题演算过程，最后应用零次最佳化方法概念在二维形态最佳化设计上。

This article analyses the status that object-oriented technology is applied on project development, introduces the reason of that instance appears, gives out the different features between object-oriented technology and traditional structure technology and their application on different software development, anatomizing the analyses and design processes of object-oriented method and structure method.

分析了国内面向对象技术在项目开发中的应用现状，指出了造成这种情况的原因，通过对面向对象分析设计过程和结构化分析设计过程的剖析，给出了面向对象技术与传统的结构化技术在分析设计方面的不同特性，以及它们在不同软件开发中的应用。

In this paper, based on the demand of enterprise, the design theory and method for blocking scheme of clamping fixture are further studied; the difference and similarity of under frame of railway freight wagon on structure and size are analyzed; the design system frame of blocking scheme for freight wagon under frame is constructed; the blocking design method for under frame assembly is generalized.

本文在企业需求的基础上，对夹具模块化方案设计理论和方法进行了深入的研究，大量分析了铁路货车底架组成在结构、尺寸上的差异及相似点，并对与之相对应的组对夹具进行了细致的研讨，构建了货车底架组对夹具模块化方案设计系统框架，总结出底架组对夹具的模块化设计方法。

Structured programming is for compulsive neurotics who were prematurely toilet trained.

真正的程序员才不管什么结构化程序设计，结构化程序设计是为强迫症患者设计的，他们打领带，还把削尖的铅笔仔细的排在另一张桌子上。

This research job analysised the extending roll pass system the finish roll pass system and the ultimate roll groove. The mathematical models and experience formulations used for roll pass design are corrected according to the basic theory and the practical experience of the engineerings. The thread steel bar CARD was set up with the visual program tool-VisualBasic6.0, based on the method of the structural program design.

本课题通过对螺纹钢延伸孔型系统、精轧孔型系统及成品孔型的构成和设计方法的分析，结合螺纹钢孔型系统的基本设计理论和工程技术人员的实际生产经验，对以往孔型设计过程中所使用的数学模型、经验公式等进行了修正，以结构化程序设计方法为基础，采用可视化编程工具VisualBasic6.0建立了螺纹钢计算机辅助孔型设计系统。

The design is key slot, shaft coupling, gear and bearings for the design parameters of the design process, the application of the Access database, inlay in Auto cad 2004 and the Auto lisp VBA procedures, the main design concepts : using VBA common structure for the selection and design, Access databases and enquiries generated through relevant parameters instead seek out a large amount of information generated readable final text documents (including the document mapping the relevant data used), and then using Auto lisp procedures required readable text documents commonly used in the design of the structure direct mapping.

谁能帮忙翻译一下！谢了！！本设计是对键槽、联轴器、齿轮和轴承进行参数化设计，设计过程中，应用了Access数据库、嵌于Auto CAD 2004的VBA和Auto LISP程序，主要设计思想是：利用VBA对常用结构进行选择和设计，并通过查询Access数据库生成相关参数，而不用再去查找大量资料，最后生成可读文本文件（文件中包括绘图用到的相关数据），然后利用Auto LISP程序调用可读文本文件对设计的常用结构直接进行绘图。

Main points of the thesis are as follows:(1) The main function models and information relations between these models in the CAPP system in the integrated CAD/CAM project are explained, a new process plan design method is mentioned based on analyses of process plan design. This method is based on the process plan prototype, and develops the prototype little by little until the perfect process plan is completed, the prospect of this method is discussed;(2) The feature abstracting rules and methods are studied, a feature coding system is developed based on GT, all the defined feature models are described by the mathematical methods;(3) The integrated method of CAD/CAPP based on features is mentioned, this method defines a feature exchanging model, and develops an interface software to exchange design data into technology data base, this technology data base includes the design and technology information of the parts;(4) The process plan reasoning method based on features is created, this method uses Mycin algorithm to solve the reasoning of the feature process plan. A process plan making system is developed. In this system part process plan is made by the semi-intelligent method, this method uses the feature reasoning, feature process chain searching and man-computer talking together;(5) The main structure of the HOPE system is introduced, a shaft drawing and its process plan made by this system are shown, the data process problem in process drawing making is also discussed;(6) A new method of describing process rule is introduced, this method uses IfThen rules and neural nets weight values together to describe process rules, the BP algorithm is adopted in this method;(7) The optimal machining sequence problem of the process steps on the same fixturing is discussed, optimal algorithms SA is applied to solve this problem, the result shows that this method is more efficient than the traditional method;(8) All jobs in the thesis are summarized. In order to carry out the research in the future, some rational proposals are given.

全文论述的内容主要有下列几个方面：(1)较为系统地阐述了CAD／CAM一体化工程项目中CAPP系统的主要功能模块及其信息流程，在分析工艺设计过程的基础上，提出了基于特征原型的渐进式工艺设计方法，并探讨了该方法的应用前景；(2)研究了零件特征提取的原则和方法，在成组技术的基础上，开发了一套基于特征的分类编码系统，并在提取零件特征的基础上，定义了零件特征的数据模型，开发了基于轴类零件特征的参数化设计系统；(3)研究了基于特征的CAD／CAPP集成的方法，通过定义零件特征数据模型的存储结构，开发了将设计数据转换到工艺数据库中的接口程序，为后续的CAPP系统提供必要的零件形状和工艺信息；(4)研究了基于特征的工艺推理方法，将Mycin算法应用到工艺决策中，开发了基于特征的工艺推理及工艺方案生成系统，在系统中综合运用特征推理、特征加工工艺链查询及人机对话相结合的半智能化方法确定零件加工工艺；(5)介绍了整个HOPE系统的总体结构，通过运行HOPE系统绘出了一轴类零件的零件图，并生成了该零件的加工工艺方案，初步探讨了基于特征的工序图生成技术中数据处理问题；(6)研究了工艺设计过程中知识如何有效表示的问题，提出了将显式的IF-THEN规则表示与隐式神经网络权值表示相结合的工艺知识表示方法，并利用BP算法进行了工艺知识表示的初步研究；(7)研究了工艺设计过程中同一安装下工步优化排序问题，利用神经网络中基于模拟退火的理论来解决该工步优化排序问题，实践证明该方法较传统的算法具有更高的效率；(8)总结了本文所进行的研究工作，为今后进一步开展工作提出了较为合理的建议。

This paper discusses the information system box structural analysis and designs in three kinds of basic structure : black box, state machine and white box, and give each structure of definition, structure, counteract the language of BDL to describe.

1引言在结构化程序设计中我们通常采用顺序结构、选择结构和循环结构，它们可以互相嵌套。但在大型系统设计时，特别是在分析设计阶段，往往需要更高层次的抽象结构。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。