| 1. | Combining it with traditional interpretation , the way , which can be used to acquire the land use information exactly , effectively and quickly from remote sensing images and build the cartographic data base system of land use , is explored . 2 . the functions of gis are elaborated , such as managing spatial data and attribute data , spatial analyzing and outputting ultimate maps 进行了如下内容的研究: ( 1 )结合传统遥感解译与人机交互式土地资源遥感解译的方法,探索出一条快速、准确、及时地从遥感影像上获取土地利用信息,从而建立土地利用图形库的有效途径; ( 2 )充分发挥gis技术在管理空间数据和属性数据、空间分析与输出成果图等方面的强大功能。 |