The least square method was used to fit the ground level line into a bidirectional lateral grade, and then to calculate the cross-sectional areas of earth work, effectively ensuring the calculation accuracy together with improving the calculation speed.

 
  • 采用最小二乘法将地面线拟合成双向横坡来计算各断面的填挖方面积,提高计算速度的同时,有效保证了计算精度。
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