Chinese Standard: GB/T 12897-2006

Specifications for the first and second order leveling

全国地理信息标准化技术委员会

本标准规定了在全国建立一、二等水准网的布设原则、施测方法和精度指标。
本标准适用于国家一、二等水准网的布测。区域性的精密水准网也可参照使用。

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