Formal management implies tracing requirements and marking requirement trace links as suspect when warranted.
规范的管理意味着追踪需求并在合适的时候按预料的那样做需求追踪链接。
It elicits business requirement, user requirement, functional requirement hierarchically, and there is a requirement trace chain in the tool.
能够层次性的获取业务需求、用户需求和功能需求，并形成需求跟踪链。
Once the project requirements are created, relationships can be defined between different requirement types, providing a means to trace requirements through the project life cycle.
项目需求创建之后，就可以在不同的需求类型之间定义关系，这提供了在项目生命周期中跟踪需求的一种手段。
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