定义所有用户中哪部分业务过程是通用的，哪部分是可选择执行的，这些可以帮助指导产品特征的优先级划分。

Defining which parts of a business process are common among all customers, and which are implemented optionally, helps guide the prioritization of the product's features.

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如“ 建模揭秘，第 1 部分: 从用户的角度创建系统规格说明书”中定义的那样，每一个联系都作为属于 «user_team» 的特征，与应用的 «member» 构造型一起呈现出来。

As defined in User modeling demystified, each connection is represented as a property belonging to the «user_team» with the «member» stereotype applied.

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这一段文档基于视觉，行为特征，数据模型以及用户体验定义了应用程序的三个样式。

This document identifies three application styles, based on visual and behavioral characteristics, data model, and user experience.

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