燃气地下管线探测技术规程沈阳金建数字城市软件公司-ii-目录第一章总则................................................................................................................11.1一般规定..........................................................................................................11.2探测精度要求..................................................................................................11.3燃气地下管线探测的工作内容及基本程序..................................................1第二章已有地下管线的现况调绘............................................................................42.1一般规定..........................................................................................................42.2现况调绘的工作内容......................................................................................4第三章地下管线的探查............................................................................................53.1一般规定..........................................................................................................53.2实地调查..........................................................................................................53.3仪器探查..........................................................................................................63.4探查质量检验..................................................................................................8第四章地下管线测量................................................................................................104.1一般规定........................................................................................................104.2地下管线的控制测量....................................................................................104.3已有地下管线测量........................................................................................114.4测量成果的精度要求....................................................................................12第五章地下管线成果的数据文件..........................................................................135.1一般规定........................................................................................................135.2地下管线数据库文件....................................................................................135.3地下管线图数据文件....................................................................................155.4地下管线数据文件的检查..............................................错误!未定义书签。第六章地下管线图编绘..........................................................................................166.1一般规定........................................................................................................166.2地下管线成果表的编制..................................................错误!未定义书签。6.3地下管线图编绘检查....................................................................................16第七章探测成果验收..............................................................................................177.1一般规定........................................................................................................177.2验收................................................................................................................17-1-第一章总则1.1一般规定1.1.1燃气地下管线探测是建设GIS系统的...