“repair the oil well casing by bulged”的概念、定义、翻译、参考文献-科学参考

单词	repair the oil well casing by bulged
释义	repair the oil well casing by bulged 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。
随便看	symphilia symphonic ballet symphonic poem Symphonie Symphonie orchester des Bayerischen Rundfunks symphony symphony concertante Symphony of Lianhua Symphony of Pots, Bowls and Pots symphony orchestra symphotia symphysis symplasm symplast symplastic translocation symplastic transport symplectic symplectic algorithm symplectic automorphism symplectic basis symplectic bilinear form symplectic bone symplectic capacity symplectic class symplectic cobordism

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