1.
Research on Pressure Relieved and Permeability Enhanced Caused by Exploitation of the Far Distance Lower Protective Coal Seam
远距离下保护层开采卸压增透特性研究
2.
A research on mine gas inflow regularity during gas extraction in contiguous protective coal seams and gas control
近距离保护层开采瓦斯涌出规律及治理研究
3.
Study on Mining Technology of Protective Layer Under Long Distance in Pingdingshan Mining Area
平顶山矿区远程下保护层开采技术研究
4.
Sudy on the numerical simulation of the overlying strata movement of the far-distance protective coal seam
远程保护层开采上覆煤岩层移动规律
5.
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
6.
protection in remote control system
远距离控制系统保护
7.
Study on the Support Technology of the Rodaway in the Loose Coal Seam Below Close Range Goaf;
近距离采空区下松散煤层巷道支护技术研究
8.
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
9.
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
10.
Tunneling short distance protector prevention coal and gas prominent engineering research
近距离保护层采场巷道掘进的防治煤与瓦斯突出技术研究
11.
Study on Longwall Mining Pressure and Control Beneath the Area Mined with Longwall-Pillar Method in Ultra-Close Multiple-Seams;
极近距离煤层刀柱采空区下长壁开采矿山压力及其控制研究
12.
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
13.
The Effect of Mining Protecting Strata to the Stability of Roadway on the Overlying Strata;
下保护层开采对上覆巷道稳定性的影响
14.
give a person a wide berth = give a wide berth to a person = keep a wide berth of a person
避开 [远避] 某人,与某人保持距离
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.
Location Optimization of Mining Gateway under Goaf in Seam with Closed Depth in Hexi Mine
贺西矿近距离煤层采空区下回采巷道布置优化
17.
Research and Development of the Microcomputer Distance Protection Based on Digital Signal Processor
基于DSP的微机距离保护的研究与开发
18.
Research on Overlying Rock-Coal Failure and Deformation Caused by Mining Protecting Strata, and Relieved Methane Drainage;
下保护层开采上覆煤岩变形与卸压瓦斯抽采研究