1.
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
2.
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
3.
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
4.
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
5.
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
6.
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
7.
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
8.
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
9.
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
10.
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
11.
Research on Coupling Laws between Fracture Field and Gas Flow Field of Short-Distance Coal Seams Group and Preventive Technology;
近距离煤层群采动裂隙场与瓦斯流动场耦合规律及防治技术研究
12.
Study on Stress Distribution of Floor after Mining and Extraction Roadway Arrangement for Close Multiple Coal Seams
近距离煤层群采动后底板应力分布及回采巷道布置方式研究
13.
THEORY AND PHYSICAL SIMULATION OF CONVENTIONAL STAGGERED DISTANCE DURING COMBINED MINING OF ULTRA-CLOSE THIN COAL SEAM GROUP
极近距离薄煤层群联合开采常规错距理论与物理模拟
14.
Research on the reasonable distance when the close seams joint mining
近距离煤层联合开采合理错距的研究
15.
Forecast Model of Spontaneous Combustion in Goaf of Close Distance Coal Seams;
近距离煤层采空区自然发火预测模型
16.
Fully Mechanized Top Coal Caving Mining Technology in Combined Seams with Close Distance and with Soft Roof,Soft Coal and Soft Floor in Guobei Mine
涡北煤矿近距离三软煤层合并综放开采技术
17.
Research on Prevention and Treatment of Coal and Gas Outburst in Close-up Coal Seam Mining
近距离煤层开采煤与瓦斯突出防治研究
18.
Strike Coal Pillar Affected to Strata Pressure of Fully Mechanized Longwall Mining Face with High Cutting Height in Closed Distance Seam
走向煤柱对近距离煤层大采高综采面矿压影响