本文从理论上研究了RBAC的概念模型，并与传统的安全访问控制相比较，论证了在企业信息系统中采用RBAC的必要性。
We analyze RBAC concept model, compare it with traditional access control scheme, and demonstrate the necessity of implement RBAC in Enterprise Information Systems.
本文对网络环境下的企业信息管理进行了研究，并提出了一个框架模型。
In this dissertation, we discussed the enterprise information management in the environment of Internet, and presented a framework and model of it.
本文对网络环境下的企业信息管理进行了研究，并提出了一个框架模型。
In this dissertation, we discussed the enterprise information management in the environment of Internet, and presented a framework and model of it.
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