It deals with the operation, calculation principle and steps in the application of transit polar setting-out in highway constructions.
介绍经纬仪极坐标放样法在公路施工应用中的操作方法，计算原理及步骤等。
It deals with the operation, calculation principle and steps in the application of transit polar setting-out in highway constructions.
介绍经纬仪极坐标放样法在公路施工应用中的操作方法，计算原理及步骤等。
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