The function and acquirement of E-MAP, and the design and update technique of navigation database are also put forward in detail.

详细叙述了电子地图的作用、获取以及导航数据库的设计与更新技术。

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Function modules of E-learning resources service system are designed and developed such as information acquirement, content collection, and dynamic distribution and so on.

设计了并开发了教育资源服务系统的信息获取、内容聚合、动态发布等功能模块。

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