本论文所讨论的是子午工程数据与通信系统数据分发子系统的设计与实现。
This paper focused on the design and implementation of Meridian Project data distribution system.
系统具有高度可伸缩性，统一的管理平台，灵活的内容分发子系统，广泛的硬件、应用和内容支持，丰富的接口等特点。
The system is highly expandable. Also, it has uniform management platform, flexible content distribution system, widespread support of hardware, application and content, rich interface and so on.
请求管理器：这个子系统管理从客户端发送过来的搜索请求并把搜索请求分发到搜索子系统中。
Request Manager: This subsystem manages the search request from the client and then forwards the search request to the searching subsystem.
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