数字城市地理空间框架基础地理信息库建设专业技术设计书目录概况.....................................................................................................................................................11项目来源........................................................................................................12项目工作内容.................................................................................................1第一部分航空摄影测量..................................................................................................................33航测概述........................................................................................................33.1项目主要内容..................................................................................................34测区自然地理概况和已有的资料情况...........................................................34.1测区自然地理概况..........................................................................................34.2已有资料情况..................................................................................................45引用文件........................................................................................................46产品规格和主要技术指标..............................................................................56.1产品规格..........................................................................................................56.2分幅及编号......................................................................................................66.3图名选取及图幅整饰......................................................................................66.4数据格式及命名..............................................................................................66.5航测主要技术指标..........................................................................................67航测技术路线、作业方法和流程...................................................................77.1成图基本方法..................................................................................................77.2作业流程图......................................................................................................88航测控制测量.................................................................................................88.1基础控制测量..................................................................................................88.2像片控制测量..................................................................................................99解析空中三角测量（电算加密）.................................................................129.1工作流程........................................................................................................129.2资料准备........................................................................................................129.3数字影像数据的处理....................................................................................139.4航线拼接........................................................................................................139.5相对定向........................................................................................................139.6选择加密点........................................................................................
