Key Laboratory of Mine Disaster Prevention and Control;
Shandong University of Science and Technology;
Qingdao 266510;
China;
Chongqing Branch;
China Coal Research Institute;
Chongqing 400037;
China;
China University of Mining and Technology (Beijing);
Beijing 100083;
China;
断屋; 上覆岩层; 数字模拟; 瓦斯抽放; 地上凿洞; 煤炭开采;