1.
The Law of the Earth's Surface Movement of Crowd Exploitation on Closely Horizontal Coal Seam;
近水平煤层群开采地表移动规律的研究
2.
Study on Stability of Flat Coal Layer in Xi Shanping Tunnel;
西山坪近水平煤系地层隧道围岩稳定性研究
3.
No-operator Working Face Mining Research of Nearly Level Extremely Thin Coal Seam Being Difficult to Mine;
难采近水平极薄煤层无人工作面开采研究
4.
Study on Angle Parameters of Surface Movement in Flat Coal Seam Mining
近水平煤层开采地表移动角量参数研究
5.
Research on In-situ Exploring and Hydraulic Correction Technology for Coalbed Methane Subhorizontal Drilling;
煤层气近水平孔钻进原位探测与水力纠偏技术研究
6.
The Optimizing Design of Bolting Support Multi-coal Seams and Little Intervals Roadway;
近距离煤层群巷道锚杆支护优化设计
7.
Research of near range overmining of Qinghemen coal mine
清河门矿近距离煤层群上行开采技术
8.
Research on the roadway stability under closed distance seam group
近距离煤层群开采下巷道稳定性研究
9.
Stability Analysis of Mining Gateway under Seam Group Mining with Closed Distance Between Seams in Cuijiazhai Mine
崔家寨煤矿近距离煤层群开采巷道稳定性分析
10.
Rational Roadway Layout Pattern for Mining Coal Seam Group with Close Quarters in Hedong Colliery
河东煤矿近距离煤层群开采巷道合理布置方式
11.
Study and Application on the Technique of Preventing and Extinguishing Spontaneous Combustion Hazards in Contiguous Seams;
近距离煤层群自燃火灾防治技术的研究与应用
12.
Study on the Surrounding Rock Controlling Technology of Floor Roadway under Closed Distance Coal Seam Group;
近距离煤层群开采底板巷道围岩控制技术研究
13.
Research on the effects of multi-mining on activity law of rock strata in close coal seams
多次动压下近距离煤层群覆岩破坏规律研究
14.
INSTABILITY MECHANISM AND PREVENTION OF ROADWAY UNDER CLOSE-DISTANCE SEAM GROUP MINING
近距离煤层群回采巷道失稳机制及其防治
15.
Close-up coal mining stope support pressure distribution study
近距离煤层群开采采场支承压力分布规律研究
16.
Research on Coupling Theory of Horizontal Borehole and Coalbed Methane Reservoir
水平井筒与煤层气藏耦合的理论研究
17.
Study on combined mining and exploration for the thin coal seams very close under gob water
极近距离老空水下薄煤层联合开采探测研究
18.
Simulation Research and Actual Measurements on Water Conservation Mining and Overlayer Strata Movement of Thick Base Rock Shallow Seam
近浅埋煤层保水开采覆岩运动模拟研究与实测