TY - GENERIC DO - 10.20944/preprints202306.0118.v1 UR - http://dx.doi.org/10.20944/preprints202306.0118.v1 TI - Study on Effect of Drawing Shear Factor on Underground Debris Flow in Natural Caving Method T2 - Preprints AU - Niu, Xiangdong AU - HOU, Kepeng AU - Sun, Huafen PY - 2023 DA - 2023/06/02 PB - Preprints