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套管胀修
释义
套管胀修
Encyclopedia
工学
修复油井套管
释
repair the oil well casing by bulged
套管胀修
依靠钻具自身的重量或下击,迫使下部梨形胀管器的锥形头部楔入变形套管部位进行挤胀,以恢复其内通径要求尺寸的作业。
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FIVB
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five circles theorem
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