With analog testing, graphical analysis, discrete element calculation method, the features of mining caused fractures of overlaying strata is studied.
本文应用模型实验、图像分析、离散元模拟等方法，对上覆岩层采动裂隙分布特征进行了研究。
With analog testing, graphical analysis, discrete element calculation method, the features of mining caused fractures of overlaying strata is studied.
本文应用模型实验、图像分析、离散元模拟等方法，对上覆岩层采动裂隙分布特征进行了研究。
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