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Rod pumping is a main artificial lift oil production method in petroleum industry.
有杆泵采油是石油工业传统而占主导地位的人工举升采油方式。
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Water flooding in oil field is an important method for oil production.
油田注水是采油生产的重要手段。
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Water flooding in oil field is an important method for oil production.
油田注水是采油生产的重要手段。
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