中文摘要：

传统的专题制图已经满足不了社会快速发展的需要。为了解决这个问题,本文设计并实现了在线动态专题制图符号引擎,将传统专题制图和网络技术相结合,以实现形式丰富而又快速的在线动态专题制图,并将其应用于地理国情在线专题制图系统。

英文摘要：

The traditional thematic mapping can＇t meet the needs of the rapid social development. In order to solve this problem, this paper presents the design and implementation of online dynamic thematic mapping symbol engine, which combines the traditional thematic mapping and the network technology to realize the online dynamic thematic mapping. It provides rich and varied forms, and can be applied to the geographical conditions of online thematic mapping system.