GIS supports the collection, storage and display of geographic space data, and provides information inquiry and analysis by relating the geographic space data with reference data.
GIS支持地理空间数据的采集、存储和显示，并能将地理空间数据与相关参考数据关联以提供信息查询与分析。
Open field survey, data collection and specimens identification were made, to confirm species and geographic distribution of the medical plant of Saxifragaceae and Rosaceae in Guizhou.
通过野外调查、资料收集与标本鉴定相结合，基本摸清了贵州虎耳草科和蔷薇科药用植物的种类与地理分布。
These technology problems include: the collection and input of geographic data;
这些技术问题包括：地理数据的采集和录入；
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