On the basis of seepage flow mechanics, the impact of displacement rate on enhance oil recovery efficiency in different types of reservoir was investigated.

从渗流力学的基本规律出发，对几种不同类型储层驱替速度对提高油气采收率的影响进行了理论探讨。

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At present, China's major oil fields have moved into the development with water. The use of tertiary recovery to enhance crude production rate become necessary.

目前，我国各大油田陆续进入了含水开发的中后期，需要通过三次采油手段来提高原油采收率。

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