Spatial information inquiry and index: which contains inquire map information from attribute information, inquire attribute information from map information, statistical analysis, DEM inquiry, etc.
空间信息查询与检索：包括属性查图、图查属性、统计分析、DEM查询等。
Through statistical analysis , the epidemic intensity of the ancient and modem times was marked respectively in different colors on the map in province, cities and counties.
经过统计分析处理，将古代、近代、现代各省、市、区县疫情发生的烈度用不同颜色标注于华北地图上，为更好的制定疫病防治策略和预案提供了决策支持。
In addition, the system must have certain statistical analysis function and the print function. The users can print the data inquired and the tourism resources thematic map and so on.
此外，系统还要具有一定的统计分析功能和打印功能，用户可以打印查询的数据，也可以打印旅游资源专题图等。
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