然后，将这种分析与自上而下分析的结果相结合，形成更完整的描述。
This analysis is then reconciled with the results of top-down analysis to give more complete picture.
假设已存在某资产正用于某业务服务，那些组件接口可用于发掘那些通过自上而下分析所不能发现的其他业务错误。
If there are existing asset (s) for a business service, those component interfaces could be used to discover additional business errors that are otherwise not identified in top down analysis.
RDA可用于采取自下而上或自上而下的方式开发数据模型，允许分析已有数据库和通过对已有数据资产的反向工程开发数据模型。
RDA can be used to develop data models in either a top-down or bottom up manner, allowing analysis of existing databases and development of data models by reverse engineering of existing data assets.
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