数字地球及其在电力勘测设计中的应用

The Digital Earth and Its Application on Survey and Design of Electric Power

简要介绍数字地球、卫片分辨率、地面分辨率、地面高程模型等概念,并着重讨论Google Earth构建的三维地面高程模型的精度,及其在电力工程勘测设计中的应用,对电力工程勘测设计具有一定的参考价值。

This article briefly introduce the concept of digital earth, satellite image resolution and ground resolution, emphatically discuss the accuracy of the three-dimensional elevation model built by Google Earth and its application on electric power survey and design, have referenced value in survey and design of electric power project.