统一建模语言

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领域模型作为字典

一 “domain modelvisually represents the Who describing your product. The domain model is a dictionary that shows relationships between people and systems and abstract ideas. It offers a useful way to spot patterns, errors and omissions. Domain models help

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用例的活动图

由建模业务流程 “用例” 应翻译成一个通过可视化系统进程 “活动图”. Connecting use cases to their supporting activity diagrams is a useful way to switch between business and system

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