应用纳米技术，开展了低渗透砂岩油田提高注水能力实验。
Experiments of enhancing injection capacity in low - permeability sandstone reservoir are conducted by nanometer technology.
探讨了直流电场强化油流、增加注水能力、解除地层堵塞等作用机理。
This paper also discussed the action mechanism of direct electric field strengthening oil discharge, increasing capacity of water injection and removing formation plugging.
由于低渗透油藏的生产能力和注水能力很差，渗吸采油在油田开发中发挥着重要的作用。
Due to poor production and injection capacity of low permeable reservoir, imbibition recovery plays important role in the oilfield development.
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