The efficiency of oil recovery with water flooding process is poor in low-permeability oil reservoirs.
低渗透油藏注水开发效果差、采收率低，而采用气驱技术是动用此类难采储量的有效方法之一。
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。
Water-flooding can improve crude oil production and recovery factor.
油田注水开采能够增加原油产量和提高采收率。
Water-flooding can improve crude oil production and recovery factor.
油田注水开采能够增加原油产量和提高采收率。
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