基于“天地图四川”的GPS控制网布设

GPS Control Network Based on'Map World of Sichuan'

"天地图四川"是由四川省基础地理信息中心自主研发的,具有完全知识产权的大型地理信息共享服务平台。用户可以进行相关的地理信息查询、路径规划、2.5维浏览等。雅安市名山区在进行土地确权工作中需要对全区布设一个GPS控制网。在天地图上选点比较方便直观,采用在天地图上布设雅安市名山区的GPS控制网,这对实地布设GPS控制网有一定的指导意义。

The＇Map world of Sichuan＇which was self-developed by Geomatics Center of Sichuan Geographic Information-sharing platform with intellectual property rights.On this platform,Its users can search for the related geographic information,plan path and browse the 2.5Dand so on.Mingshan District of Ya′an needs to lay a GPS control network during the confirmation of land rights.It′s very convenient and intuitive to site selection on the Map world.Laying the GPS control network of Mingshan District on the Map world has the certain directive meaning toward laying GPS control network on the spot.