The paper analyzes the logic data structure of the IC card and security performance supported by IC CARDS.
本文对IC卡中数据的逻辑结构和其提供的较高的安全性能进行了分析。
The UML class graph is adopted in the new modeling method, which made it more clear to display the whole logic data structure and more convenient to describe the meta-data model of the data warehouse.
新的建模方法通过在建模过程中引入UML的类图，方便了数据仓库组织构架的细化，并且很好地描述了数据仓库的元数据，使该方法更加适于设计面向主题的数据模型。
This weakening of the data structure constraint requires the strengthening of constraints within the application logic as necessary.
这种数据结构约束的弱化要求根据需要强化应用程序逻辑中的约束。
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