There is some trouble in the borehole. Don't leave the rig floor.
井下出現(xiàn)復(fù)雜情況, 不要離開(kāi)鉆臺(tái).
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Borehole hydromining is a kind of safe and efficient new mining method.
鉆孔水力采煤是一種既安全、又能極大地提高資源利用率的新的采礦方法.
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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還很欠缺.
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Shear failure is a basic failure mode of borehole rock.
井眼剪切破壞是井眼巖石基本破壞形式之一.
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Horizontal well borehole stability is discussed by experiments in the paper.
用物理實(shí)驗(yàn)方法來(lái)確定井壁穩(wěn)定性即井壁縮徑可能性.
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A drainage borehole designed depth is 584.
永城礦區(qū)某礦排水鉆孔設(shè)計(jì)孔深584.
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The deficiency of sealing off a borehole by slipping casting in the past is analysed.
分析了以往注漿封孔工藝存在的不足.
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The distribution of pore pressure, solute concentration and stresses around borehole are obtained.
最后得到孔隙壓力, 溶質(zhì)濃度和應(yīng)力在井孔周?chē)姆植?
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Mine - shaft of downhole mining is plugged in the middle of borehole to break off the production.
井下采礦的運(yùn)輸溜礦井在溜礦過(guò)程中常會(huì)被卡堵,中斷生產(chǎn).
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Artificial borehole diaphragm wall and reverse construction method are adopted according to the characteristics.
根據(jù)此特點(diǎn),選擇人工成孔地下連續(xù)墻逆作法施工.
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Introduced are the tool's synthetic digital signal processing technology, borehole environment correction and log experiments, etc.
介紹了該成像儀器的數(shù)字合成聚焦技術(shù) 、 井眼環(huán)境校正技術(shù)和測(cè)井試驗(yàn)等.
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The developing history of - bore stability technology, the mechanism of borehole instability and anti - sloughing means were analyzed.
全面總結(jié)了井壁穩(wěn)定技術(shù)研究發(fā)展歷程, 深入分析了井壁失穩(wěn)機(jī)理及 防 塌技術(shù)措施.
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The magnetic memory technique was used to develop a detection system for the borehole casing pipe.
利用鐵磁材料的磁記憶性,研制出了井下在役套管檢測(cè)系統(tǒng).
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The paper briefly introduced the initial application of MDT borehole testing technology in Dagang Oilfield.
該文概要介紹了MDT裸眼測(cè)試技術(shù)及在大港油田的初步應(yīng)用情況.
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The density of a drilling fluid is a key parameter to keep the borehole stable.
鉆井液密度是保持井眼穩(wěn)定的關(guān)鍵參數(shù).
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