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水力扩张式封隔器
释义
水力扩张式封隔器
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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。
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non-special orthogonal transformation
non-specific adsorption
nonspecific adsorption
nonspecific cytotoxic effect in fish
non-specific immune system in fish,innate immune system in fish
nonspecific immunity
nonspecific interstitial pneumonia
non-specific labelling
non-specific projection system
non-specific thalamo-cortical projection system
non-spectral color
non-spectral colour
nonspectral synthesis
non-sphere particle effect on suspension velocity
non-spherical lens
non-spherical lens, aspherical lens
non-spherical particles
nonsplit extension
non-splittable
non-splitting
non-splitting conic
non-splitting representation
nonspontaneous process
non-spore-forming anaerobic bacterial infection
non-square
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