Recently, resistivity method with vertical line source has been used to study the distribution of injection water and remain oil.

利用套管供电，通过地表观测视电阻率研究油田注水分布和剩余油分布近来在油田开发中得到了应用。

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The research method of water injection matching technology is to determinate injection water source, pretreatment technology and matching measures of fine filtering etc.

注入水配伍工艺的研究方法是确定注入水源、确定预处理工艺、确定地层受到伤害后的处理、确定三防、精细过滤等配套措施。

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Water injection is the widest used method for raising oil recovery ratio. Seismic monitor of water injection will bring great economic benefit to oil industries.

注水是最为普遍采用的提高采收率的方法，注水地震监测将会给石油工业带来巨大的效益。

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