This ensures that instances of the AppRoleManager class are created using the same Entity Framework database context that is used for the AppUserManager class.

这样能够确保，可以使用与AppUserManager类所用的同一个Entity Framework数据库上下文，来创建AppRoleManager类的实例。

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Paper discusses the system requirements analysis, system design of the overall framework, database and functional modules, as well as coding to achieve the detailed design.

论文论述了系统需求分析、系统总体架构设计、数据库和各功能模块的详细设计以及编码实现。

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This paper emphasizes on system framework, database design and database auto-building.

本文重点介绍平台的系统框架、数据库设计及自动建库功能的实现。

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