——享用和控制原则(principle of access and control) ——居民参与原则(principle of citizen participation)
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This paper analyzes the characteristics of Spacecraft Fault Diagnosis System and the basic idea and principle of Role-Based Access Control model.
文章介绍了基于角色的权限管理模型的基本思想及工作原理，并分析了航天器故障诊断系统中权限管理的特征。
Firstly, the knowledge and work principle, which is related to the Access Control System of Proximity Card, is introduced in the paper.
在本文中，首先介绍了感应卡门禁系统的相关知识及其工作原理。
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