1.
Parameter Measurement and Transmission of the Drill Bit for Horizontal Directional Drilling
水平定向钻进钻头信息的测量与传输
2.
Application of Bit Water Way in HDD
水平定向钻进扩孔钻头水口应用分析
3.
Research on MWD Surveying Method and Locating Technique of Horizontal Directional Drilling;
水平定向钻进随钻测量方法及定位技术研究
4.
Research of Key Technology with Drilling Stem Fixed with Cable in Directional Drilling under Coal Mine
煤矿井下定向钻进通缆钻杆关键技术研究
5.
Research and design of a measurement-while-drilling system for horizontal directional drilling
水平定向钻进随钻测量系统研究与设计*
6.
The measurement while drilling technology in nearly horizontal directional drilling in coal mines
煤矿井下近水平定向钻进中的随钻测量技术
7.
Application of Directional Drilling in CBM Exploration
定向钻进技术在煤层气勘探中的应用
8.
Application of Directional Drilling Technology in the Hole WFSD-1 of Wenchuan Earthquake Fault Scientific Drilling Project
汶川地震断裂带科学钻探一号孔(WFSD-1)定向钻进技术的应用
9.
Non- excavating horizontal directional drilling technique is a kind of newly developed construction technique.
非开挖水平定向钻进技术是一项高新施工技术。
10.
Application in Angles Measurement for Directional Drilling with Micromachined Polysilicon Accelerometers
微硅加速度计在定向钻进角度测量中的应用
11.
Research on Directional Drilling Technique of Gas Drainage in Low Gas Permeability Coal Seam;
低透气性煤层瓦斯抽放定向钻进技术研究
12.
A Study on Pipeline Installation Technology of Horizonal Directional Drilling in Rock
岩层水平定向钻进铺管施工工艺的试验研究
13.
Successful application of horizontal directional drilling to pipe-laying construction through sand gravel strata
水平定向钻进技术在砂卵砾石层中的成功应用
14.
The Laying of HDPE Sewage Pipes with Horizontally Directional Drilling Technology
利用水平定向钻进技术铺设HDPE污水管道
15.
Discussion on Some Problems about Installation of Gas PE Pipe by Horizontal Directional Drilling
燃气用PE管水平定向钻进若干问题探讨
16.
Directional Drilling Technology with Single Shot Camera in Xuyongheba Coalfield
四川叙永河坝煤田单点照相定向钻进技术
17.
Construction Technology and Project Application Studying of No-dig Horizontal Directional Drilling Pipe Paving;
非开挖水平定向钻进铺管施工技术及工程应用研究
18.
Core orientation and its Progress
钻探定向岩心的用途和岩心定向技术的进展