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本文介绍了成都市地铁一号线平面及高程控制网布设的过程,通过对精度指标的分析,总结了地铁控制网区别于城市传统控制网的特点。
This article introduces the process of layout of Chengdu Metro Line 1 plane and elevation control network. Through the analysis of the accuracy index, it summarizes the characteristics that the subway control network is different from the traditional control network in the city.