1.
Research on Preventive Measures Against Damage to Underground Pipeline in the Process of Directional Drilling/Guided Boring and the Referred Technology;
定/导向钻进施工中的地下管线损伤预防措施及技术研究
2.
The Optimal Design About the Trajectory of Non dig Guided Boring
非开挖导向钻进钻孔轨迹的优化设计
3.
Classification of Build-up Intensity in Trenchless Technology for Pipe Laying
导向钻进非开挖铺管的导向强度研究
4.
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
5.
Application of Bit Water Way in HDD
水平定向钻进扩孔钻头水口应用分析
6.
Design and Improvement of Back Reamer in Directional Drilling Non-excavation Pipe Laying Construction
导向钻进非开挖铺管施工扩回钻头的设计改进
7.
Study on Directional/Guided Drilling of Trenchless in Fluvial Facies Stratum;
典型河相地层条件下非开挖定（导）向钻进施工技术研究
8.
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
9.
The Research of 3D-Visualization of Guided Boring Trajectory;
非开挖导向钻进轨迹三维可视化研究
10.
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
11.
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*
12.
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
13.
Application of Directional Drilling in CBM Exploration
定向钻进技术在煤层气勘探中的应用
14.
Core orientation and its Progress
钻探定向岩心的用途和岩心定向技术的进展
15.
The Study and Realization of the Trenchless Guide Drilling Trace-designing Software;
导向钻进非开挖轨迹设计软件的研究与实现
16.
Research on the Optimum Design of 3D Pilot-hole Trace in HDD;
非开挖导向钻进轨迹三维优化设计研究
17.
DEVELOPMENT OF VARIABLE-ANGLE BENT SUB OF ROTARY STEERING DRILLING TOOL
基于旋转导向钻进方式的可控弯接头发展现状
18.
Study on dynamic characteristics of controlled objects in stabilized platform of rotary steerable drilling system
旋转导向钻井稳定平台控制对象动态特性研究