The FetchDocuments method is an RPC-based service with both user information and document reference object as parameters.

FetchDocuments 方法是一个基于 RPC 的服务，用户信息和文档引用对象都作为其参数。

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The ServiceEvent and BundleEvent classes contain detailed information about a change, including a reference to the service or the bundle.

ServiceEvent 和 BundleEvent 类中包含有关更改的详细信息，其中包括对服务或 bundle 的引用。

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From constructing teaching reference book information management and service system of library, the article proves the significance and probability of library's developing this system.

从教学参考书信息管理与服务系统的研发实践出发，充分论证了图书馆开发此系统的意义及可能。

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