Software requirement modeling and use case technology are hot points of research to the software engineering. Use case is the key technology for organic requirement in UML.
需求建模和用例技术是软件需求工程研究的热点，用例是UML中组织需求的重要技术。
This paper analyzes the problems which exists in traditional requirement engineering, and brings up a new way of thinking of system requirement engineering based on object oriented method.
分析了传统系统需求存在的问题，提出了基于面向对象方法的系统需求工程的分析和设计的思路。
Requirement analysis of software is an important part of the requirement engineering, and it is also the foundation of analysis and design in software development.
软件需求分析是需求工程中的重要部分，也是软件开发中分析和设计的基础。
In software engineering, obtaining and analyzing user 'requirement is basic jobs of software development. Data Dictionary is important part of user requirement illustrate.
在软件工程中，软件开发的基础工作是用户需求的获取与分析，而数据字典是用户需求说明书的重要组成部分。
Requirement management is a sub-engineering of requirement engineering.
需求管理是需求工程的一个子工程。
FOSM is usually used for the explicit performance function, and the accuracy of FOSM can not satisfy the engineering requirement sometimes for the structures which have higher reliability requirement.
一次二阶矩法可以方便用于功能函数为显式表达的情况，但对于可靠性要求较高的结构，其计算精度有时不能满足工程需要。
Now, more and more people prefer to adopt a goal-oriented requirement analysis methodology in requirement engineering.
当前，人们在需求工程中越来越多地采用面向目标的方法。
Based on the basic concept and research contents of Requirement Engineering (re), the validate criterion of Requirement Engineering are summarized generally.
从需求工程的基本概念和研究内容出发，系统比较全面地总结了需求工程验证准则。
Based on the basic concept and research contents of Requirement Engineering (re), the validate criterion of Requirement Engineering are summarized generally.
从需求工程的基本概念和研究内容出发，系统比较全面地总结了需求工程验证准则。
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