“hydraulic expansion packer”的概念、定义、翻译、参考文献-科学参考

单词	hydraulic expansion packer
释义	hydraulic expansion packer Encyclopedia 工学桥塞释 hydraulic expansion packer水力扩张式封隔器通过使胶筒内部压力大于外部压力（即使油管压力大于套管压力）而扩张，封隔油、套管环形空间的封隔器。
随便看	breaking strength breaking strength of fiber breaking strength of single fiber breaking stress breaking switch breaking tenacity of fiber Breaking the Beadstrings breaking time of fiber breaking waves break in the diplomatic relations between Ivory Coast and USSR break junction breakpoint breakpoint combination breakpoint switch break the restraint Breakthrough breakthrough breakthrough concentration breakthrough recovery breakup breakup and multiplication of raindrops breakup instability breakup reaction breakup unconformity breakwater

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