PDA+3S技术在土地变更调查中的应用研究

PDA + 3S Technology Application in Land Change Survey

以陕西省宝鸡市土地变更调查为例,通过介绍PDA(掌上电脑)与GIS、GPS、RS等技术的结合在土地变更调查中的应用,探讨PDA与3S的结合在土地变更调查中的应用前景以及发展趋势。

This paper in Baoji city of Shaanxi province land change survey as an example, through the introduction of PDA （ palmtop computer ） and GIS, GPS, RS technology combined with the application in the land change survey, discuss PDA combination with 3S in land change survey application prospect and development trend.