机译:具有两个预驱动入口的坚固,密集的回填先进采矿技术的设计和应用
of;
Mines,;
China;
University;
of;
Mining;
&;
Technology,;
Xuzhou;
221116,;
China;
Laboratory;
of;
Deep;
Coal;
Resource;
Mining,;
Ministry;
of;
Education;
of;
China.;
China;
University;
of;
Mining;
&;
Technology.;
Xuzhou;
221116.;
China;
开采技术; 充填开采; 应用程序; 开采设计; 条目; 驱动; 回填技术; 采空区侧;