目 录1. 系统基本要求..............................................................................................................................52. 登录及首页..................................................................................................................................53．GIS 平台.....................................................................................................................................63.1 地图浏览............................................................................................................................73.2 坐标查询............................................................................................................................73.3 在线分布............................................................................................................................83.4 管线查询............................................................................................................................93.5 行走路线..........................................................................................................................103.6 历史轨迹..........................................................................................................................103.7 隐患查询..........................................................................................................................113.8 报警查询..........................................................................................................................123.9 测量工具..........................................................................................................................134．资料管理..................................................................................................................................144.1 管线管理..........................................................................................................................144.2 转角桩管理............................
