1.
Structure analysis and design optimization of drilling shaft lining bottom in super-deep alluvium
特厚表土层钻井井壁底结构分析与设计优化
2.
balanced bottom hole pressure method
井底压力平衡压井法
3.
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
4.
As anti-corrosion primer for steel surface such as the new production of ship and offshore platform.
主要用于新造船、上钻井平台即石油储罐内壁等钢铁表面的防腐底漆。
5.
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
6.
disk wall liner hanger
盘形井壁衬管悬挂器
7.
continuous sidewall core cutter
连续式井壁岩心切割器
8.
hydraulic wall scraper
液压井壁泥饼清除器
9.
hookwall compression-set packer
井壁式压缩座封封隔器
10.
hydraulic expansion wall scraper
液压扩张的井壁刮刀
11.
recipro wall cleaner
上下活动式井壁刮针
12.
gas generated press sidewall coring tool
产气压入式井壁取心器
13.
hard rock coring tool
坚硬岩石井壁取心器
14.
electrically driven rotary sidewall sampler
电动钻进式井壁取心器
15.
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
16.
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
17.
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
18.
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