1.
Analysis on Mining Released Gas Sources for Surface Borehole Drilling and Gas Drainage
地面钻井抽采采动卸压瓦斯来源分析
2.
Study on the Surface Gas Borehole Fracture Based on the Analogy Simulation
地面钻井变形破坏的相似模拟试验研究
3.
Study and practice of hybrid coal bed gas drainage by surface drilling
地面钻井式抽采混合煤层气研究与实践
4.
Analysis of Surface Shaft Drilling Goaf Gas Extraction at Tunliu Mine
屯留煤矿地面钻井采空区瓦斯抽采分析研究
5.
Discussion on Surface Wells Extraction Project for Coal and Coalbed Methane Co-production in Fuxin Wulong Coal Mine
阜新五龙矿地面钻井抽采联动方案探讨
6.
Similar Simulation and Experimental Analysis on Surrounding Rock Displacement and Deformation around Surface Borehole
地面钻井井筒围岩移动变形的相似模拟实验分析
7.
New Problems and Resolvents in CBM Well Geological Logging under the Condition of Air Drilling
煤层气井空气钻井条件下地质录井面临的新问题及解决方法
8.
When it has been decided where we are going to drill, we put up at the surface an oil derrick.
决定了钻孔位置后，我们就在地面上竖起井架。
9.
Accident Treatment of Boring in Air Shaft Ground Pre-grouting in Yangcun Coal Nine
杨村煤矿风井地面预注浆工程钻孔内事故处理
10.
ANALYSIS OF STATE-OF-THE-ART OF DRILLING FLUID CLOSED-LOOP SYSTEM
密闭式钻井液地面分离系统技术发展现状分析
11.
Key rock strata effecting analysis on surface borehole shear deformation fracture
地面抽采钻井剪切变形破坏的关键层影响效应
12.
Design and experiment study of ground separation equipment in gas drilling
气体钻井地面分离器的设计及试验研究
13.
Technology of drilling well and well completion of gas well in the west of Hubei and the east of Chongqing;
鄂西渝东地区天然气井钻井完井技术
14.
Discussion on full face pull construction technology of the deep mine shaft drilling method
深立井钻井法全断面一次钻进施工技术的探讨
15.
The men dug the oil well by Boring through the ground with huge drills
工人使用巨大钻机钻透地层挖掘油井。
16.
Research on the polyolcol drilling fluids for offshore hydrate drilling
海洋水合物地层钻井用聚合醇钻井液研究
17.
The Application of the Fast Drilling Fluid Technology in the West of Qaidam Basin.
快速钻井钻井液技术在柴西地区的应用
18.
To bore(a shaft) with a trepan.
钻用钻井机钻（矿井）