The construction survey and control are the critical steps in assuring construction quality of a suspension bridge superstructure.

施工测量控制是悬索桥上部结构施工中保证施工质量的关键环节。

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Therefore, studies one kind to suit in the large-scale bridge building construction high accuracy control surveys and constructs the survey method to be extremely essential.

为此，研究一种适合于大型桥梁工程建设的高精度控制测量及施工测量的方法非常必要。

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