“数字地球”与信息时代的测绘学科

Mapping Science in "Digital Earth"and Information Era

对“数字地球”提出的背景、含义、意义及应用等进行综合介绍 。

The article gives as a composite introduction on the background,the implication,the significance and the application of the phrase'Digital Earth',and forms a consideration about nomirating mapping science in information era.