“数字重庆”地理空间信息定位基准体系的建设

Construction of Digital Chongqing Geographical Space Information Reference Frame System

介绍了"数字重庆"地理空间信息定位基准建设的基本情况,着重阐述了CQGNSS、高精度GPS控制网、精密水准网和区域似大地水准面精化等方面的数据处理情况,展示了山城地区的基准体系建设特点。

This paper introduced the construction of Digital Chongqing space reference on the whole.It discussed the data processing of CQGNSS,high precision GPS network,gravimetric quasi-geoid and accurate level net in detail.It showed the characteristic about construction of geographical space reference in mountain fortresses.