[{"title":"( 14 个子文件 25.89MB ) 北大GIS讲义","children":[{"title":"北大GIS讲义","children":[{"title":"2地理信息系统概论讲课提纲.ppt <span style='color:#111;'> 36.50KB </span>","children":null,"spread":false},{"title":"10第八讲 地理信息系统三维建模.ppt <span style='color:#111;'> 5.58MB </span>","children":null,"spread":false},{"title":"3第一讲 GIS概论.ppt <span style='color:#111;'> 6.67MB </span>","children":null,"spread":false},{"title":"13第十一讲 地理信息系统网络工程.ppt <span style='color:#111;'> 1.00MB </span>","children":null,"spread":false},{"title":"4第二讲 GIS空间特性.ppt <span style='color:#111;'> 4.92MB </span>","children":null,"spread":false},{"title":"15第十三讲 地理信息系统项目组织.ppt <span style='color:#111;'> 114.50KB </span>","children":null,"spread":false},{"title":"5第三讲 GIS数据组织与结构.ppt <span style='color:#111;'> 1.84MB </span>","children":null,"spread":false},{"title":"8第六讲 GIS的数据库设计.ppt <span style='color:#111;'> 2.21MB </span>","children":null,"spread":false},{"title":"12第十讲 网络地理信息系统.ppt <span style='color:#111;'> 968.00KB </span>","children":null,"spread":false},{"title":"11第九讲 地理信息系统网络与数据共享.ppt <span style='color:#111;'> 890.50KB </span>","children":null,"spread":false},{"title":"14第十二讲 地理信息系统工程组织.ppt <span style='color:#111;'> 1.76MB </span>","children":null,"spread":false},{"title":"1GIS工程讲座.ppt <span style='color:#111;'> 113.00KB </span>","children":null,"spread":false},{"title":"9第七讲 GIS的空间分析技术.ppt <span style='color:#111;'> 5.67MB </span>","children":null,"spread":false},{"title":"6第四讲 GIS的地理基础.ppt <span style='color:#111;'> 919.00KB </span>","children":null,"spread":false}],"spread":false}],"spread":true}]