“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	transformed gene transformed wave transformer transformer bridge transformer bushing transformer colling transformer cooling transformer core transformer diaphragm transformer distribution management system transformer fault transformer installation transformer loss transformer poeration maintenance transformer protection transformer rectifier unit transformer sensor transformer standard transformer tank transformer tests transformer transportation transformer type transducer transformer winding transformer with split windings type transform fault

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