1.
660m depthdrilling shaft lining structure design and analysis of main shaft Ban Ji mine
板集主井660m深钻井井壁结构设计分析
2.
Design Optimization of Drilled Shaft Lining Structure in 1000m Deep Shaft
千米深井钻井法凿井井壁结构设计优化
3.
disk wall liner hanger
盘形井壁衬管悬挂器
4.
continuous sidewall core cutter
连续式井壁岩心切割器
5.
hydraulic wall scraper
液压井壁泥饼清除器
6.
hookwall compression-set packer
井壁式压缩座封封隔器
7.
hydraulic expansion wall scraper
液压扩张的井壁刮刀
8.
recipro wall cleaner
上下活动式井壁刮针
9.
gas generated press sidewall coring tool
产气压入式井壁取心器
10.
hard rock coring tool
坚硬岩石井壁取心器
11.
electrically driven rotary sidewall sampler
电动钻进式井壁取心器
12.
Early grouting mechanism and application between thick freezing shaft walls
深厚冻结井壁壁间前注浆机理与应用
13.
A framework to support or strengthen a mine or shaft
井壁基架用来支承或加固矿井的构筑
14.
Three-dimensional Numerical Simulation of Shaft Wall Temperature Stress;
立井井壁温度应力三维数值模拟分析
15.
Study on Wellbore Stability Technique of Daqingzijing Area in Jilin Oil Field;
吉林大情字井地区井壁稳定技术研究
16.
The Method Research of Well-bore Stability Evaluation in Shale by Logging
泥页岩井壁稳定性测井评价方法探讨
17.
Study on Vertical Structural Stability of a Super-deep Drilled Shaft in Slurry
泥浆中超深钻井井壁竖向稳定性分析
18.
Analysis of Horizontal Open Hole Stability in Tainan Gas Field
台南气田水平井裸眼井壁稳定性分析