1.
Experimental Investigation of Three-phase Foam Sealing Liquid for Gas Pressure Determination Borehole
测压钻孔三相泡沫密封液的试验研究
2.
The Applying Values of Metrical Results about Coal Stratum Pressure in Drill;
钻孔中煤层气压力测定结果的实用意义
3.
Development of ZY-73 Coal Seam Gas Pressure Measuring Instrument
ZY-73型钻孔煤层瓦斯压力测定仪的研制
4.
Experimental Investigation on Pressure Falling Method Measuring the Borehole's Influence Radius
压降法测定钻孔的抽放影响半径试验研究
5.
hydraulic gait-model all-auger drilling machine
液压步履式螺旋钻孔机
6.
horizontal borehole pressure recorder
水平钻孔压力记录器
7.
Research on the Predication Method of Formation Pore Pressure Based on LWD Data
基于随钻测井资料的地层孔隙压力预测方法研究
8.
Brigg's clinophone
勃瑞格斯型钻孔测斜仪
9.
Testing Study on Mechanism and Effect of Post-grouting at the Bottom of Super Large Bored Piles Foundation;
超大型钻孔灌注桩基础桩底后压浆机理及效果的实测研究
10.
Borehole sealing mechanism and a new technology for coal seam gas pressure test:a research
钻孔密封机理及新型煤层瓦斯压力测定技术研究
11.
Detecting the Wave Curve Characters of Auger Bored Concrete Pile by Reflected Wave Method
反射波法检测长螺旋钻孔压灌混凝土桩波形曲线特征分析
12.
Application of borehole stress tester monitoring in the prevention and control of pressure bumps
南屯矿钢铉钻孔应力计监测在冲击地压防治中的应用
13.
Test of digital borehole camera and borehole computed tomography imaging
数字钻孔摄像与钻孔CT层析成像测试试验
14.
Research on the Use of Later Low-pressure Grouting to the Drilling Hole Pour Pile;
钻孔灌注桩低压力后压浆的应用研究
15.
Application of Drilling Engineering in Fracturing Test Borehole of Gasification Coal Mining
钻探工程在气化采煤压裂试验钻孔中的应用
16.
diaphragm-type weight unit
膜片式钻压测量装置
17.
New Understanding on the Mechanism of Post Grout Injection for Bored Piles
钻孔灌注桩后压浆技术机理的新认识
18.
An experimental study of the auger bored cast-with-pressure concrete pile on soft ground
软土地区长螺旋钻孔压灌桩试验研究