pumping unit

pumping unit. Oil & gas. Equipment used to pump oil to the surface when the pressure difference between the formation and the borehole is not strong enough to cause oil to rise to the surface. — Also termed pumpjack; horsehead.

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词条贡献者

法律翻译Peter，毕业于一所旨在培养高级翻译专业人才的翻译院校，专注翻译各类与能源与矿业有关的法律文件。