Then, this article implements the mobile application server of the context-aware service and makes tests on functions.

接着，对支持上下文感知服务的移动应用服务器进行了实现，并进行了功能测试。

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Be aware that the transaction coordination context is part of each message, even messages between applications and messages from applications to the database service.

需要注意得是，任何消息都包含事务协调上下文，不管是应用程序间的消息还是应用程序发送给数据库的消息。

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But system, which provides knowledge searching service isn't aware of users' context information, such as location, profile, time, and so on.

因此，通过上下文知晓为用户提供合适的知识查找服务是一个重要的研究课题，具有深远的理论意义和实用价值。

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