Based on the basic features of dynamic gas emission during boring process, a theoretical model for calculating the dynamic volume of gas emission from bore hole is set up.
基于钻孔过程中瓦斯动态涌出的基本特点 ,建立了钻孔瓦斯动态涌出量的理论计算模型 。
Analysis of Program of Deviation Prevention and Control in Freezing Hole Construction
冻结孔钻孔过程中的防偏及控偏方案浅析
A COUPLED POROCHEMOTHERMOELASTIC MODEL FOR A BOREHOLE IN SHALES
页岩钻孔过程中的流固热化学耦合模型
Numerical Simulation of the Effect on Accuracy of Stress Measurement in the Progress of Drilling
钻孔过程对地应力测量精度影响的数值模拟研究
The Safety Assessment of Fault During the Underwater Hole Blasting Construct;
水下钻孔爆破施工过程事故的安全评价
Analysis on Bearing Capacity of Refreezing Process of Cast-in-place Bored Pile in Permafrost Region;
多年冻土地区钻孔灌注桩回冻过程承载力分析
Controlling and Management of Product Implementation in the Constructing Process of Cast-in-place Piles;
钻孔灌注桩产品实现的过程控制与管理
Quality deflects of bored concrete pile and countermeasures in construction process
钻孔灌注桩施工过程中质量缺陷与措施
Research of Numerical Simulation of Process of Mine Gas Pre-draining by Pinnate Boring
羽状钻孔预抽矿井瓦斯过程的数值模拟研究
Simulation of Thrust Force and Torque for Micro Hole Drilling
微小孔钻削过程轴向力和扭矩的模拟研究
Common accidents and prevention methods in construction process of drilling cast-in-place stake
钻孔灌注桩施工过程中常见事故及预防措施
Abnormal phenomenon in cast-in-situ bored pile construction and preventive measures on it
钻孔灌注桩施工过程的异常现象及防治措施
Research on Pneumatic Conveying Technology in the Process of Trenchless Drilling of City Planning Roads;
非开挖市政道路施工钻孔工艺过程中泥屑气力输送技术的研究
Finite-element Simulation of the Releasing Process of Existing Stress in Concrete Structures by Drilling Hole Method
混凝土构件内现存应力钻孔释放过程的有限元模拟
A Finite Element Analysis of Vertical Bearing Behavior of Drilled Piles by Simulating Pile Construction Process
模拟施工过程的钻孔灌注桩竖向承载性状有限元分析
3D Geological Modeling and Visualization Process of Mines Based on Borehole Data
基于钻孔数据的矿山三维地质建模及可视化过程研究
Application of Wireless-while-drilling Technology on Large Diameter Directional Hole
无线随钻技术在大口径定向工程钻孔中的应用
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
To draw off(a liquid) by piercing a hole in a cask or other container.
钻孔汲取通过在桶或其它容器上钻孔来汲取（液体）