保护层开采防突效果区域时空特征分析
郭怀广
Analysis on spatial and temporal characteristics of outburst prevention effect in protective seam mining
GUO Huaiguang
中国安全科学学报 . 2019, (3): 108 -113 .  DOI: 10.16265/j.cnki.issn1003-3033.2019.03.018