There is some trouble in the borehole. Don't leave the rig floor.
井下出现复杂情况, 不要离开钻台.
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Borehole hydromining is a kind of safe and efficient new mining method.
钻孔水力采煤是一种既安全、又能极大地提高资源利用率的新的采矿方法.
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But the research on borehole deviation control is very few.
但在井斜控制方面的研究还很欠缺.
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Shear failure is a basic failure mode of borehole rock.
井眼剪切破坏是井眼岩石基本破坏形式之一.
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Horizontal well borehole stability is discussed by experiments in the paper.
用物理实验方法来确定井壁稳定性即井壁缩径可能性.
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A drainage borehole designed depth is 584.
永城矿区某矿排水钻孔设计孔深584.
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The deficiency of sealing off a borehole by slipping casting in the past is analysed.
分析了以往注浆封孔工艺存在的不足.
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The distribution of pore pressure, solute concentration and stresses around borehole are obtained.
最后得到孔隙压力, 溶质浓度和应力在井孔周围的分布.
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Mine - shaft of downhole mining is plugged in the middle of borehole to break off the production.
井下采矿的运输溜矿井在溜矿过程中常会被卡堵,中断生产.
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Artificial borehole diaphragm wall and reverse construction method are adopted according to the characteristics.
根据此特点,选择人工成孔地下连续墙逆作法施工.
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Introduced are the tool's synthetic digital signal processing technology, borehole environment correction and log experiments, etc.
介绍了该成像仪器的数字合成聚焦技术 、 井眼环境校正技术和测井试验等.
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The developing history of - bore stability technology, the mechanism of borehole instability and anti - sloughing means were analyzed.
全面总结了井壁稳定技术研究发展历程, 深入分析了井壁失稳机理及 防 塌技术措施.
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The magnetic memory technique was used to develop a detection system for the borehole casing pipe.
利用铁磁材料的磁记忆性,研制出了井下在役套管检测系统.
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The paper briefly introduced the initial application of MDT borehole testing technology in Dagang Oilfield.
该文概要介绍了MDT裸眼测试技术及在大港油田的初步应用情况.
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The density of a drilling fluid is a key parameter to keep the borehole stable.
钻井液密度是保持井眼稳定的关键参数.
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