结构化设计

This paper is a part of research on a development drill pipe power tongs in well.

论文首先总揽了国内外钻杆动力钳发展的现状，并权衡了各种钻杆动力钳的设计理论和结构，结合现有生产技术，运用利用参数化设计方法进行系列产品开发，此方法缩短了产品开发周期，并可以直观设计结果，检验整体结构设计的正确性。

A relatively thorough research on the structure of the indexable milling cutter serial-parametric system and its key technology is presented in this paper.

从可转位铣刀设计的特点和参数化设计技术的要求出发，对可转位铣刀系列化设计环境的体系结构及其关键技术做了较深入的系统的研究，开发了系列化可转位铣刀的参数化设计系统。

The third, the pressure distribution in mixed boundaries reservoir is studied. It is shown that the finite element method is easy and valid in solving problems with complex mixed boundaries,It provides

利用Fortran 90编制了一个数值模拟器，该模拟器采用高度结构化和模块化的设计思想和方法，结构严谨，计算效率高，便于维护和扩充。

Based on CAD/CAM/CAE software——I DEAS Master Series,the standard feature library suitable to accumulator type unit injector is built up.A research on its variable structure,parametric design and 3 dimensional structure FEA is carried on with advanced CAD/CAE technique.It ensures the successful design of accumulator type unit injector.

本文基于大型CAD／CAM／CAE软件I－DEASMasterSeries，采用先进的CAD／CAE技术，建立了适于蓄压式泵喷嘴的标准特征库，对其进行变结构、参数化设计及3维有限元结构计算研究，为蓄压式泵喷嘴结构的设计成功提供了可靠的保证。

In order to realize CNC control in precision measuring and grinding of the radome, a software system is analyzed, designed and developed based on the most mature soft engineering methods at present, i.

在分析目前最为成熟的结构化和面向对象软件工程方法的基础上，应用结构化和面向对象方法相结合的思想，实现了天线罩测量和磨削的软件系统的分析、设计和开发。

At the same time, on the base of analysis of the present situation, the development trend and the leading edge technology, the necessity and feasibility about the exploitation of the full hydraulic bulldozer"s sate monitoring and fault diagnosis system is given; According to the structure, working feature and working environment, it works out system schema and system composition; The system is divided into display module, communication module and fault diagnosis module by means of block design, the implementation method and key parameter are also given; In light of the features of the full hydraulic bulldozer, the state monitoring and fault diagnosis platform composed of controller RC6-9 and display DI2/10 is designed based on CAN-Bus and the hardware design is completed; It lists the measured values and state of monitored parameters which should be real-time displayed in monitoring module as well as the data which will be transmitted; Furthermore, On the base of the study of, it gives 34 kinds of constant faults" diagnosis methods; Using BODAS software and DPS software, it compile the program code of the controller and the displayer; At last, this paper design and make the simulation test device of control system of construction machinery, through the experiment, the realizability, the categoricalness, the reliability, the stability and real-time are tested, in addition, the improved methods are given.

本文收集整理了国内外智能推土机研究的相关文献资料，综合分析了国内外智能推土机的研究现状、发展趋势和前沿技术，论证了开发全液压推土机智能系统的重要组成部分&全液压推土机状态监测与故障诊断系统&的必要性和可行性；根据全液压推土机的结构、作业特点和作业环境，制定了全液压推土机状态监测与故障诊断系统方案，确定了系统的结构组成；采用模块化设计方法，将整个系统分成了显示、通信和故障诊断三个模块，给出了各模块功能的实现方法，确定了各模块的关键技术参数：选用RC6-9和DI2／10作为系统的控制器和显示器，用CAN总线搭建了系统的通信平台，完成了系统的硬件设计；确定了系统监测参数和通信数据，对全液压推土机常见故障特征进行了分析，给出了34种常见故障的诊断方法；在BODAS软件和DPS软件的集成编程环境下，编写了控制器和显示器程序；设计并制作了工程机械控制系统模拟试验板，并在此基础上通过多次的程序调试与试验，对所设计的全液压推土机状态监测与故障诊断系统功能的可实现性、完备性、可靠性、稳定性和实时性进行了检验，证实了此系统的可行性，并提出了进一步的改进方案和措施。

With the background of air-to-air dogfight missile and according to the analysis of designing mission,the request of designing software is presented,and according to the actual demands of engineering,the simulation platform of air-to-air dogfight missile is designed using modularization and structuralize.

以空空格斗导弹为背景，通过分析任务设计目标，提出软件设计要求，采用模块化和结构化的设计方法，结合具体工程需要，开发出空空格斗导弹仿真平台，并建立了空空格斗导弹模型库。

According to the demanding of network support system in the domain of industrial control, and referring to the design principle of commercial Ethernet, this paper designs structure of industrial Ethernet which is based on delaminated structure and afford a communication platform which is secure and stabile and mutual operation for industrial control system, at the same time designs a remote monitor system of industrial Ethernet which is based on Internet.

根据工业控制领域对网络支持系统的要求，借鉴商业以太网的设计原则和方法，设计了基于分层结构化工业以太网结构，拟为工业控制系统提供了一个安全、稳定、互操作性好的通信平台；同时，按照该设计思路和原则，本课题设计了一个基于Internet的工业以太网远程监控系统。

Elements of C language programming course involve principal concept of programming, basic techniques to design algorithms, data types, operators, expressions, input/output, control structures, structural programming method, arrays, strings, pointers, functions, module programming method, structure, union, bit-wise operation, preprocessor and files.

本课程的教学基本要求包括熟悉并掌握程序设计基本概念、基本数据类型、运算符和表达式；熟练使用基本的数据输入输出方法；掌握 C语言的控制结构、结构化程序开发方法；掌握数组、字符串、指针的概念并能熟练进行应用编程；了解函数概念及程序模块化开发方法；了解结构与共用体，位运算，预处理以及数据文件的基本处理技术。

Based on the characteristics of parameterized design and key technologies of knowledge based engineering, and specially according to the characteristics of the construction, figure, assembly-parameter of bicycle frame design, the article has achieved repeated using of experiential parameter and knowledge by adopting methods such as automatic reading experiential datasheet, computing parameter by making use of program, manual data-input or modifying and so on. Based on analyzing the characteristics of Rear End design and the associated characteristics with Chain Stay and Seat Stay, different design methods are analyzed in detail, and rapidly assembling of Rear End, Chain Stay and Seat Stay is achieved by using the method of combining top-down-assembly with down-top-assembly method. Based on analyzing special technologies and UDF characteristics, the repeated using of different sectional shapes by using UDF technology on the tube section design is also achieved, and this will greatly shorten the time spent on fixing the dimensions and orientations on sketches.

在探讨了参数化设计技术特点和知识工程关键技术的基础上，针对自行车车架设计中的结构、形状、装配参数特点，分别采用了读入经验数据表、参数程序求解、手工录入或修改方法实现车架设计经验参数和知识的重复利用；在分析自行车后叉片设计特点及与平、立叉的关联特性的基础上，对不同的设计方案进行了详细分析，并采用自顶向下和自底向上相结合的方法，实现了后叉片的快速装配定位与平、立叉设计相关联；在分析了特征技术和UDF特点的基础上，将UDF用于管件截面的设计上，使各种截面形状能不断重复利用，大大节省了约束草图尺寸和位置的时间。

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。