This apparatus is mainly used in oil extracting operation of margin well, stripper well and abandon well of oil field.

该设备主要用于对油田边缘井、低产井及废井的采油作业。

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This apparatus is mainly used in oil extracting operation of margin well, stripper well and abandon well of oil field.

该设备主要用于对油田边缘井、低产井及废井的采油作业。

youdao