The only requirement is that all input variables should be transferred and derived from the XML documents as the service request sent by the requesters.

唯一的要求就是，所有输入变量都在作为请求程序发送的服务请求的XML文档中传输，并从中进行提取。

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The main advantage of using FC instead of SLOC is that it can be derived from functional requirement or analysis and design specifications.

使用功能点来代替代码行进行分析的主要优点是，功能点可以从需求、分析、设计规格导出。

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It is followed by the implementation of the new contract module in detail, including the class diagram and class methods which are derived from the requirement.

随后对新契约模块的实现做了详细的介绍，陈述了从需求推导而来的类结构图以及类的方法。

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The number of the old requirement, from which the new requirement was derived, is shown in the next column of the spreadsheet.

WHITEHOUSE: Core Requirement Updates Description of Requirement Spreadsheets | The White House

At what point will the unthinkable occur: will the game console be distributed free with an online registration requirement, and revenues derived from apps, virtual goods sales, and downloadable content?

FORBES: This Spring's Epochal Upheaval in the Global Gaming Industry