菏泽市四等GPS网的技术设计及数据处理
Design and Data-process of the Fourth Class GPS Network in Heze City
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摘要: GPS在测绘领域应用广泛,具有测量精度高、选点灵活、费用低、观测时间短等优点。为此,在菏泽市控制网改造中引进了该项技术,GPS网在菏泽市控制网改造中的技术设计和数据分析证明,采用GPS测量方法建立城市控制网可以满足精度要求。Abstract: GPS has been widely used in mapping and surveying field for the high measuring accuracy,the variable measuring spots,the lower expense and the short measuring time and so on.The Heze city used GPS in its control network.From the design and data analysis of GPS network in the reconstruction of Heze to prove that the GPS measuring method could satisfy the accuracy requirements.