bore hole

Several kinds of hydrogeological tests in bore hole and the methods for datum analysis are introduced.

本文介绍了在孔内基岩中进行的几种水文地质试验方法及其数据分析方法.

Olivine has been completely altered to serpentine, talc, and amphibole in the bore-hole examined in detail.

钻芯详细检查的结果,橄榄石全部蚀变为蛇纹石 、 滑石及角闪石.

Simulation and study on orientation of bore hole breakout in inhomogeneous rocks

非均匀岩石钻孔崩落方位的模拟与研究

Test and research on blasting with long bore hole in gateway top coal caving

长孔爆破在巷道放顶煤中的试验研究

Smooth Blasting Technique with Large Diameter Bore Hole Used in Rock Excavation for High Slope

大孔径光面爆破技术在高边坡岩体开挖中的应用

Completed dewatering technology with short bore hole sealing in deep water of mine shaft

井筒深积水短封孔一次性疏放工艺

The bore hole cast-in-situ pile foundation has been born widely used in bridge Engineering.

钻孔灌注桩基础在我国桥梁工程中应用极为广泛.

Numerical Simulation Optimization for Release Pressure Bore Hole of Roadway Floor in Three Soft Coal Seam

三软煤层巷道底板钻孔卸压的数值模拟优化

Bore hole survey method for overburden failure

覆岩破坏的钻孔观测方法

Wide-space Disposal Bore Hole in the Beach Blasting of the Open Air

露天台阶爆破宽孔距布孔探讨

Analysis of In-situ Bore Hole Piping Test and Application GO TO SEISMOLOGICAL SITE

现场钻孔管涌试验流程与应用

Research on Measuring the Diameter of Well by Utilizing Sideways Look Bore Hole TV System

侧视孔内电视系统测量井径的研究

Central Tube Type Optical Fiber Cable with Coil Bore Hole

空心螺旋松套中心管式光缆

Bore hole collapses and their treatment in pile foundation construction

浅析桩基施工中的坍孔与处理

Special bore hole control based on PLC

专用镗孔机床的PLC控制

Discussion on increasing slim hole drilling speed Increasing Peripheral Frictional Resistance of Bore-hole Pile

提高钻孔灌注桩周边摩阻力

Hydrogeological Tests in Bore Hole for Certain Project

某地下工程孔内水文地质试验

The multi point seepage pressure measurement and die system for bore hole

钻孔多点渗压测量及压模系统

Practice on one blasting construction for deep vertical bore hole of coal chute

溜煤立眼深孔一次起爆施工实践

Bore hole should be clean without by-pass oil setting position of packer should avoid casing collar.

井筒必须清洁无死油,封隔器的座封位置应避开套管接箍.

This paper discusses bore hole histogram automatic drawing system, which is a vital part of engineering investigation information system.

作为工程勘察信息系统的组成部分，实现柱状图的自动绘制是其必需的功能。

This paper discusses the factors affecting hole inclination measurement with horizontal liquid surface bore hole TV system.

提出水平液面式孔内电视系统测量孔斜的误差因素。

Progress in techniques for bore hole paleomagnetic research

钻孔岩芯古地磁研究方法进展

The machining way of the series of supporting hole is to bore hole by coordinate.

支承孔系的加工采用的是坐标法镗孔.

Stamp-tax, press the flower, engraving and bore hole the series ceiling.

印花 、 压花 、 浮雕、穿孔系列天花板.

This paper discusses the factors affecting hole inclination measurement with horizontal liquid surface bore-hole TV system.

提出水平液面 式 孔内电视系统测量孔斜的误差因素.

Above the inversion point the temperature in the bore hole decreases as the depth decreases.

在反向点以上,井孔内的温度将随着深度的变浅而下降.

The walls of the bore hole are starting to collapse.

钻孔壁开始坍塌

Measurement of stress field in situ by means of bore hole deformation

利用钻孔形变测量介质中应力场&有关地应力测定中的元件和测量数据处理的讨论

Study on Technology for Water Injection by Long Bore Hole in Three Soft Seam

三软煤层长钻孔注水防尘技术试验研究