“expandable casing”的概念、定义、翻译、参考文献-科学参考

单词	expandable casing
释义	expandable casing Encyclopedia 理学孔内钻具释 expandable casing膨胀套管技术在钻井或修井施工过程中，将套管柱下入井底，用膨胀锥头以液力或机械力的方法使管材永久形变，从而达到增大套管直接的目的，以实现节省井眼尺寸，封堵复杂地层的技术。
随便看	vertical revolving instrument vertical scaling vertical scanning generator vertical scope of operation vertical seam fishway vertical search vertical search engine vertical seisimic profile logging instrument vertical seismic data processing vertical seismic profile vertical seismic profiling logging vertical seta vertical shaft vertical ship Lift vertical single spindle drilling machine safety vertical sound velocity distribution vertical specialization vertical spectrograph vertical staggering grid vertical strip vertical structure of community vertical subbundle vertical subspace vertical subsurface flow constructed wetland verticalsurvey

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