In the second part, the deformation curvature, which is determined by second derivative of curve fitting of the deformation of the retaining structure, is proposed.
提出由曲线拟合围护墙变形，两次求导后得到变形曲率。
In the second part, the deformation curvature, which is determined by second derivative of curve fitting of the deformation of the retaining structure, is proposed.
提出由曲线拟合围护墙变形，两次求导后得到变形曲率。
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