Geography Information System (GIS) mainly applied in fields of getting, classing, expressing, locating, analysis the geoscience information and studying the character and structure.

• 地理信息系统(GIS)是信息技术中的一种,主要应用于地学信息的获取、分类、表达、定位、分析处理及地学信息的性质、结构等研究从而服务于社会的技术领域。