First , this paper introduces the conception and content of configuration management , summarizes the defects of traditional configuration management method , and dissertate the necessity and feasibility of apply information technology into configuration management 本文首先介绍了技术状态管理的基本体系，概述了传统的技术状态管理手段的不足，遵循iso标准和我国军用航空标准的要求，阐述了采用信息技术进行技术状态管理的必要性和可行性。
In order to improve the level of products in tqcse , this paper analyzes some new concept in modern methods of product development , and presents the concept of internet - based collaborative design in different areas which is based on vrml . the architecture of the internet - based collaborative design and the required key technologies are probed into in this paper . further more , we deeply research several key technologies , such as the technology of product data modeling , the collaborative technology on network , the virtual reality technology , the cooperate environment , the virtual assembly and the assembly - checked 本文以提高机械产品的tqcse指标为目的，分析了目前现代产品开发模式的一些新概念，提出了基于vrml的网络异地协同设计模式，探讨了网络协同设计的基本体系和所需的关键技术，重点研究了其中的产品数据建模技术、基于网络的协同技术、虚拟现实技术、协同支持环境、虚拟装配、装配检测等几项关键技术。
Fourthly , in term of the basal theory of the reliability of structural system , the basal system assessing the reliability of the multiplayer steel frame is put forward and established ; the trichotomy that is a way basal system assessing the reliability of the steel frame according as the route of transferring forces and assessing the reliability of the steel frame of coke made by dry flameout , which can improve the the assessing ways on the reliability of our country criterion and add the assessing ways on the reliability of the multiplayer steel frame 第四，根据结构体系可靠性的基本原理，提出和建立了多层钢框架可靠性评定的基本体系，提出按传力路径评定钢框架体系可靠性的三分点法，并对干熄焦钢框架的可靠性进行了完整的评定，它们可改进现行国家标准的可靠性评定方法，并为增加多层框架的可靠性评定方法提供参考。
The structure characteristic and the performance of different kinds of displays are compared , and the development of projection display with the development of display . based on the structure of display , several basic structures of projection display and some technology are discussed particularly 以及随着显示系统的发展投影显示系统的发展方向，然后从投影显示的结构特点出发详细分析了现有投影显示方式当中的几种基本体系结构，并对现有投影系统的若干技术进行了深入的分析研究。
Through which , laws of foreign investment could agree with the wto rules essentially , but it still has a long way to meet the wto rules considering the whole system and its content overall . further measures are needed for the adjustment of laws of foreign investment after china ' s entry into the wto 但是，从外资法的整体内容及其基本体系来看，它与wto原则和制度的要求还有一定的差距；从外资法有关市场准入和外资待遇等方面来说，与wto规则相矛盾的条款仍然存在。
This paper is tying to research into the building of a electronic commerce system , find out the scope of electronic commerce security , analyzing the requirement of electronic commerce security , and then establish the policy of electronic commerce security , summarize the basic roles of electronic commerce security , and then put forward a basic frame of electronic commerce security 随着电子商务在internet上全球性的推广，安全的重要性更加凸现，企业与消费者对电子交易安全的担忧已严重阻碍了电子商务的发展。本文的核心目标是通过在实际工程中构建一个安全的电子商务网站，分析在该特定环境中的电子商务安全需求，研究制定电子商务平台的安全策略，总结电子商务安全中的基本规则，提出一个电子商务安全的基本体系架构。
The second part comparatively analyses the typical trade mode of developing countries , and reveal their experiences and limitation . on respecting china ' s strategic mode and status quo of trade , this part points out the necessity of creation of trade strategy 本文第一部分在对战略视角的贸易理论整合的基础，构建了发展中大国新战略贸易观的基本体系；第二部分对发展中国家的典型贸易模式进行了对比分析，揭示了他们的可借鉴性和局限性；在回顾中国贸易战略模式演变的基础上提出贸易战略创新的必要性。
In this paper , the development status and characteristics of control system are stated briefly , and the development direction of control system with the development of network technology is confirmed . based on the network framework of the distributed remote control system , some basic program architectures are discussed , and detailed study is made about distributed remote control system . some prevailing network and distributed technology , such as winsock , dcom , corba and javarmi , are discussed , ihost of all , a rising important basic technology application named opc , which is used for manufacture industry and instrument control field , is studied in detail 本文概述了控制系统的发展状况及发展特点，明确了随着网络技术的发展控制系统的发展方向，然后从分布式远程控制系统的网络构成出发，详细分析了实现分布式远程控制系统的几种基本体系结构，并对可以实现分布式远程控制系统的若干关键技术进行了深入的研究，在这些关键技术中，除讨论了比较流行的网络及分布式技术如winsock 、 dcom 、 corba和javarmi等，更深入研究了新兴的用于制造业的仪表控制领域中的关键基础技术? ? opc技术，在这些关键技术基础之上，总结并提出了四大类实现分布式远程控制系统的设计方案：分别是基于winsock的实现方案、基于分布式对象的实现方案、基于opc技术的实现方案和基于web技术的实现方案。
We first set up the hiberarchy of the nmm ’ s visualization and focus on the study of pem ’ s visual process . then the coupling equation of pem is deduced and a rapid algorithm for solutions of bordered tridiagonal linear equations is put forward . in the last of the thesis , elementary system of deformation geometry unified for manifold ’ s structure is studied primarily via the idea of unified modeling and some theoretic results for analytical visualization are given out under the system of frenet frame of arbitrary parameters 文章结合nmm的基本原理和特点,研究了nmm可视化的有关理论和方法;文章首先建立了nmm可视化的层次结构,重点对面素单元法( pem )的可视化过程进行了细致研究,推导出了pem的耦合方程,然后给出加边三对角方程组的一种快速求解算法,最后还从统一建模的思想对统一于流形结构变形几何的基本体系进行了初步研究,得到了任意参数形式下frenet标架体系的若干适用于解析可视化的理论结果。
Firstly ， we focus on the key technologies in design and implementation of chinese textual web search engine . after giving a demonstration of the basic structure of web search engine ， this paper discusses the questions that should take into consideration in design and brings forward the corresponding implementation 本文首先研究了中文文本web搜索引擎设计中面临的关键技术以及相应的设计与实现，包括：搜索引擎的基本体系结构以及设计时应考虑的问题并且给出了实现。
