1.
Research on In-situ Exploring and Hydraulic Correction Technology for Coalbed Methane Subhorizontal Drilling;
煤层气近水平孔钻进原位探测与水力纠偏技术研究
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.
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
4.
horizontal borehole pressure recorder
水平钻孔压力记录器
5.
Application of the XY-1 type core drilling machine to horizontal drilling
XY-1型岩芯钻机在水平钻孔施工中的应用
6.
The Construction of Bored Pile Underwater Platform of Wuzhong Huanghe Bridge
吴忠黄河特大桥钻孔桩水中平台施工
7.
Drilling Technology for Water Inrush Borehole in Pulang Copper Mining Area of Shangrila
香格里拉县普朗铜矿区涌水钻孔钻进工艺
8.
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
9.
Stability Analysis and Experimental Study of Hole Wall in Soil Horizontal Drilling;
土体中水平钻孔孔壁稳定性分析及试验研究
10.
This machine can be used drilling,core drilling, reaming,boring,tapping, spot-facing and chamfering etc.
可以进行钻孔、扩孔、铰孔、镗孔、攻丝、锪平面，倒角等工作。
11.
CONSTRUCTION SCHEDULE ADVANCEMENT OF DRILLING PILE BY DEEP HOLE WATER PRESSURE BLASTING
采取深孔水压爆破提高钻孔桩施工进度
12.
The paper sequentially analyzed the starting-crack mechanism of hydraulic fracture bore which lies in coal delamination or lies between two coal delaminations or through many coal delaminations.
进而论文分析阐述了煤分层中钻孔、分层层面钻孔、以及穿层钻孔水力压裂的起裂机理。
13.
Application of Horizontal Borehole Technology by Hydraulic Jetting in Changqing Longdong Oilfield
水力喷射水平钻孔技术在长庆陇东油田的应用
14.
And it is used successfully in shield tunneling, horizontal drilling, deep drilling, slotted walls and bore piles construction projects.
主要应用于盾构隧道挖掘，水平钻孔，深层钻孔，开凿围墙和钻桩的建筑项目。
15.
Study on Construction Platform Structure Design of Water Surface Large Diameter Bored Pile;
水上大口径钻孔灌注桩施工平台设计研究
16.
The Researching of Slurry s Effect in the HDD (Horizontal Directory Drilling);
非开挖水平定向钻孔中的泥浆作用机理研究
17.
Research on Key Technique of the Measure-controlling System of an Underground Horizontal Drilling Machine;
井下水平钻孔机测控系统若干关键技术研究
18.
Stability Study of the Measure and Control System of an Underground Horizontal Drilling Machine
电控式井下水平钻孔机测控系统稳定性的研究