coredrilling

用法例句

Core Drilling in the Ice Sheet of the South Pole;

南极冰盖深层取心钻进技术及设备

Drilling fluid technology in the core drilling of SLCORE-I well (main well);

松科1井(主井)取心钻进钻井液技术

A sidetracked core hole with 13 meters away from original well in the pay zone was investigated.

针对蒸汽吞吐超过5～6个周期之后稠油油藏开发效果明显变差的问题,以距原开发井仅13m的侧钻取心井为依据,研究了近井地带储层性质变化规律及其对开发效果的影响。

Improvement and Development of Core Drilling Method in Scientific Drilling

科学钻探取心钻进方法的改进和发展

Selection of Core Drilling Method for WFSD-2 of Wenchuan Earthquake Scientific Drilling Project

汶川地震科学钻探二号孔取心钻进方法的选择

Wire-line Core Drilling in Water Sensitive Formations

绳索取心钻进技术在水敏层中的应用

Research of Technology Problem with Pneumatic Downhole Hammer Core Drilling

气动潜孔锤取心钻进工艺问题的研究

Troubles Met with in Wireline Core Drilling and Technical Measures Adopted

推广绳索取心钻进技术存在的问题及其对策

Research on Core Drilling in Loose Formation from In-Situ Leaching Sand Uranium Deposit;

地浸砂岩型铀矿松散岩层取心钻进技术研究

Research on Coring Mechanism of Reverse Circulation Continuous Coring Drilling of Hollow DTH;

贯通式潜孔锤反循环连续取心钻进取心机理研究

Technology Research on Extending Core Length of Hollow DTH Reverse Circulation Continuous Coring Drilling;

贯通式潜孔锤反循环连续取心钻进提高岩心长度技术研究

Simulation on Whole Fluid Field of the DTH Hammer Reverse Circulation Coring and Sampling Technology;

贯通式潜孔锤反循环连续取心钻进完整流场CFD分析

Application of Wireline Core Drilling in Coalfield Ultra Deep Boreholes

绳索取心钻进技术在煤田勘探超深孔施工中的应用

electrically driven rotary sidewall sampler

电动钻进式井壁取心器

Research on Bionic Coupling Diamond Coring Bits in Drilling Hard Rock

硬岩钻进用仿生耦合金刚石取心钻头研究

A Technical Investigation on Drilling in Australia and the Technical Service of Wire-line Coring Percussive-rotary Drilling

澳大利亚钻探技术考察与绳索取心冲击回转钻进技术服务

Simulation and Experimental Study on Down-the-Hole Drilling Fluid Field of the Hollow DTH Hammer Reverse Circulation Coring and Sampling Technology;

贯通式潜孔锤反循环取心（取样）钻进孔底流场模拟与实验研究

double taper bit

两层镶嵌刃取心钻头

Diamond core drilling equipment--Wire line system

GB/T16951-1997金刚石绳索取心钻探钻具设备

Study on drill bit for large diameter core drilling of deep hole in hard rock

硬岩深孔大口径取芯钻进的钻头研究

There's a grub that kills them by boring into the flower.

有一种钻心虫，钻进一条去，花就死了。