文章提出了一个具有主动适应机制的，适用基于角色的权限控制模型的系统的通用权限组件。
Therefore, this article proposes a role-based universally privilege controlled component which has the mechanism can actively adapt to different systems.
几乎每个现代操作系统都使用基于位屏蔽权限的模型，该模型基于主体和组按主体处理资源控制。
Nearly every modern OS makes use of a bit-masking permission-based model that deals with the control of resources by principals, based on principals and groups.
Business Services Subscriber Manager是基于Web的控制台，它使用组织注册和订阅模型管理业务服务权限。
Business Services Subscriber Manager is a Web-based console that manages business service entitlements using an organizational enrollment and subscription model.
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