数字图书馆拥有大量重要的数字资源，如何保障数据的安全，提高存储子系统的处理能力显得尤为重要。

There are lots of important digital resources in the digital library. It is very significant to guarantee the data safe and increase the ability of treatment of storage system.

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然后对售后服务管理系统的架构进行分析，并对资源管理、服务管理和数据管理这三个核心子系统进行详细的分析。

Then post-sales service management system architecture is analyzed, the management of resources, management of service, management of data, these three core subsystems is analyzed in detail.

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首先，本文基于本地封闭式世界假设，从复杂巨系统的观点，将数据看作是子系统所拥有的资源。

First, based on the local world assumption and in the view of complex system, data can be viewed as the resources of respective sub-systems.

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