中文说明：工作面采完后，地表沉陷曲面图利用MATLAB软件进行绘制-下沉曲面图和等值线图的绘制-Face after mining, surface subsidence surface Figure drawn using MATLAB software- sinking surface maps and contour mapping
English Description：
Face after mining, surface subsidence surface Figure drawn using MATLAB software- sinking surface maps and contour mapping