随着电子计算机在地图学中的应用，屏幕显示地图日益广泛。为开发地图应用的潜力，利用计算机自动语音合成技术研制成功的屏幕有声地图系统，为实现地图有声化开辟了一个新的途径。介绍了屏幕有声地图的结构原理及其特点。

As computer has been widely used in cartography, maps are shown on the screen increasingly. Making the screen display map with talking are needed for development of modern maps and map use. It is successful that talking map has been made using the techniques of Chinese syllable systhesis by computer. It starts a new way to design talking map. The principles of structure and characteristic for talking map are described in this paper.