This method can be applied to heavy oil production in the early period of steam drive, but the time when to stop pumping down lighter oil must be determined.

分析认为，蒸气驱采油井生产初期也可采用泵下掺稳油的生产方式来维持正常生产，但应确定停止掺稀油的时机，并论述了其原则和方法。

youdao

Optimizing the combination of pumping unit, electrical motor and electric cabinet can raise energy (power) efficiencies for oil Wells.

油井抽油机、电机、电控箱组合配置有利于节能(电能)。

youdao

The utility model has simple structure, good technics, large flow, high oil pumping efficiency and a strong universality, which can be installed and used of the 70cc-250cc types of motorcar engines.

本实用新型结构简单、工艺性好、流量大、泵油效率高、通用性强，70 CC - 250cc型号的摩托车发动机都可安装使用。

youdao

He expects producers can keep pumping more oil for the next 20 to 30 years.

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All that pumping saps power, and the oil can only get so hot.

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Equipped with a turntable mechanism at its bow, the floating production platform can swivel a full 360 degrees in treacherous winds while pumping more than 100, 000 barrels of oil a day.

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