sponge coring system.
海绵取心筒
coring for pore forming.
岩石取芯成孔
offshore coring drilling.
近海浅钻钻探
Rotary sidewall coring tool
旋转或旋进式井壁取心器
submarine coring drilling rig
海底取岩芯钻机
coring with local inverse circulation
局部反循环取心
Study on plug removal coring apparatus
定向取芯和定向导斜的计算解堵取心装置研究
Gas generated press sidewall coring tool
产气荚膜杆菌抗毒素产气压入式井壁取心器
The coring out of the back lets you breathe.
背部的镂空让你可以透气。
The utility model discloses a core claw in a coring tool.
本实用新型提供了一种取心工具中得岩心爪。
Technology of rapid coring in underground continuous wall trench
地下连续墙槽孔内快速取芯施工工艺
Application of Horizontal Well Coring Technology in Daqing Oilfield
水平井取心技术在大庆油田的应用
Knotty Faults Analysis about the Rotary Sidewall Coring Instrument.
旋转式井壁取芯仪疑难故障解析
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
Please tell me the coring interval, the length and recovery of the core.
请告诉我取心段，心长和收获率。
Analysis of displacement efficiency of field pressure coring and lab test
矿场密闭取心与室内模拟的驱油效率分析
Analysis and Study on High Voltage Cablehead of Drilling Sidewall Coring Tool
钻进式井壁取心器用马笼头的分析研究
Coring practice and knowledge in high deviated well of Chengbei Oilfield in Bohai Sea
渤海埕北油田大斜度井取心实践与认识
A New Way to Proofread the Oil Saturation of the Sealed Coring by Using Ordinary Pressure.
常压密闭取心含油饱和度校正新方法
Construction Case of Wireline Coring and Preliminary Directional Diamond Drilling Technique
绳索取心与初级定向钻探技术应用实例
Down Hole Hammer Counter Circulation Type Continuous Coring Method Using in Gold Exploration
潜孔锤反循环连续取心用于金矿勘探
Calculation and Determination of Hydraulic Parameters inReverse Circulation Continuous Coring
反循环连续取心水力参数的计算与确定
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