Besides documenting an organization's current affairs, a business-level sequence diagram can be used as a requirements document to communicate requirements for a future system implementation.

除记录组织的当前事件外，一个业务级的序列图能被当作一个需求文件使用，为实现一个未来系统传递需求。

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The business Analyst begins to document requirements, using business process models to describe functional requirements of the system as well.

业务分析人员开始编制需求，还利用业务过程模型来描述系统的功能需求。

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One of the activities during this phase is to identify and document the nonfunctional system requirements.

在此阶段的活动之一是标识和记录非功能系统需求。

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"Off-the-shelf" software will be tested to ensure that it meets core financial system requirements as defined in the Core Financial System Requirements document published by JFMIP.

WHITEHOUSE: Circular No. A-127 -- Transmittal Memorandum No. 2 (Financial Management Systems) | The White House