浅埋深近距离煤层群采空区覆岩结构对工作面低氧影响研究
张岱岳, 张翔, 李鹏
Study on the influence of overlying rock structure in goaf of shallow-buried close-distance coal seam group on working face hypoxia
煤炭工程 . 2022, (12): 84 -89 .  DOI: 10.11799/ce202212016