【摘要】 结合仙桃市现有测绘成果的实际情况,论述了开展仙桃2000坐标系转换项目的必要性,研究了仙桃市GNSS控制网、二等水准网以及仙桃市连续运行卫星定位服务系统建设的总体技术方案,对建立基于CGCS2000的仙桃2000坐标系进行了试算分析,并讨论了仙桃2000坐标系转换项目实施的相关安排和实施步骤。更多还原

【Abstract】 Combining with the actual situation of Xiantao ’s existing surveying and mapping results,this paper expounds the necessity of Xiantao’s 2000 coordinate system transformation projects,studies the overall construction technical solution of Xiantao’s GNSS control network、second-order leveling network and Xiantao’s continuous operation of satellite positioning service system,to establish Xiantao’s 2000 coordinate system based on CGCS2000 are analyzed in the trial,and discusses the related arrangement and implementation steps of Xiantao’s 2000 coordinate system transformation.更多还原