地理信息系统和数字化地形图

Geographic Information System and Digital Topographic Map

以地理信息系统的基本理论为基础，论述了数字化地形图在测绘、计算机辅助土建设计以及辅助决策管理中的特点.并就使数字化地形图满足城市建设管理和地理信息系统的发展作了有益的探索性研究.

Upon the theory of geographic information system, the characteristics of digital topographic map in the field of surveying, computer-aided civil engineering design as well as decision-making support system are defined. The creative research work is c0ncluded in the terms of making full use of digital graphic data for promoting urban construction management and geographic information system application.