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本文主要以世博为例,介绍对于一些超大范围的综合性工程,建立不同阶段控制网的过程、原则、方法。并介绍对于其中部分重点项目如何单独建立高精度控制网。
This paper mainly takes Expo as an example to introduce the process, principles and methods of establishing control network for some super-large-scale comprehensive projects and different stages. And introduce how to establish a high-precision control network for some of the key projects separately.