The paper mainly introduces the application that the high voltage inverter in the oil field pump and joint electricity effect is clear, and possesses application and dissemination value.

本文叙述了高压变频器在油田注水泵上的应用，节电效果明显，具有推广应用价值。

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Crucially, though, the demon need pump no energy into the rotor, only information about the position of the rotor, which it USES to switch the field.

至关重要的是妖魔并没有把能量提供给转子，只是用了转子自己位置的信息，它被用来切换电场。

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Field application demonstrates that the management level and economic efficiency of the screw pump production system would be improved by using the control chart.

现场应用表明，根据螺杆泵油井工况宏观控制图，可提高螺杆泵采油系统管理水平及经济效益。

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Once production gets started, the field would pump out 1.5 million barrels of oil per day, to be shared amongst the investment group.

FORBES: Magazine Article

Like an individual oil field, there are only so many barrels to pump out before the field runs dry.

FORBES: Thomas Malthus: Wrong Yesterday, Right Today?

Normally, you pump natural gas back into an aging field (called reinjection) in order to get higher yields.

FORBES: Mullahs Gone Wild