state Key Laboratory of Geomechanics and Deep Underground Engineering,Beijing 100083,China;
School of Mechanics Civil Engineering. China University of Mining Technology,Beijing 100083,China;
state Key Laboratory of Geomechanics and Deep Underground Engineering,Beijing 100083,China;
School of Mechanics Civil Engineering. China University of Mining Technology,Beijing 100083,China;
state Key Laboratory of Geomechanics and Deep Underground Engineering,Beijing 100083,China;
School of Mechanics Civil Engineering. China University of Mining Technology,Beijing 100083,China;