“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	Nonconformists nonconformities per hundred items non-congruence non conjugated monomer non-connected relation nonconscious non-conservative non-conservative difference scheme non-conservative differential equation non-conservative elements nonconservative field nonconservative force non-conservative scattering non-conservative system nonconservative system non-consolidation of kidney qi nonconstant nonconstant mapping nonconstant polynomial nonconstant-sum game non-constructive non-constructive method non-constructive proof non-constructivity noncontact action

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