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1·Polymerflooding is an important method to enhance recovery factor.

聚合物驱已成为提高采收率的重要手段。

2·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。

3·The result shows that the fluid can improve recovery factor by 6.5%.

结果证明，该造纸废液可以提高采收率6.5%。

4·Physical simulation of oil displacement indicates that oil recovery factor is increased by (6.7%).

物理模拟驱油实验表明微生物提高采收率幅度可达到6.7%。

5·Development scheme is a critical parameter to influence the ultimate recovery factor of super heavy oil.

开发方式是决定一个油田最终采收率的关键参数。

6·During early stage of oilfield development, recovery factor of a field can be estimated by empirical formulas.

在油田开发初期，利用现有的经验公式，可以简便地预测油田的原油采收率。

7·For prolonged waterflood development in Pucheng Oilfield, water drive recovery factor of Oilfield is affected.

油田经长期注水开发，影响了油田的水驱采收率。

8·The purpose of flow rate design is to realize equilibrium flooding in reservoirs and to improve recovery factor.

井网产量设计的目的是为了使地层中的驱替过程达到均衡驱替，进而达到提高采收率的目的。

9·Field test has shown improved development effect and recovery factor, and provided reference to similar reservoirs.

通过现场试验，改善了开发效果，提高了原油采收率，为同类型油藏开发提供了一定的借鉴。

10·In order to improve recovery factor, lab and field experiment have been carried out by using papermaking waste fluid.

为了提高采收率，利用造纸废液进行了室内实验和现场试验。

采收率

1·During early stage of oilfield development, recovery factor of a field can be estimated by empirical formulas.

在油田开发初期，利用现有的经验公式，可以简便地预测油田的原油采收率。

2·Artificial seismic production technique can efficiently improve flowing characteristics of formation fluids and then improve oil recovery factor.

人工地震采油技术可以有效地改善地层流体的流动特性，提高原油采收率。

3·Waterflooding is a kind of conventional measure for improving production and recovery factor in an oilfield, but there exist some formation damages such as water sensitivity, emulsification, etc.

注水是油田提高产量及采收率的一种常规措施和采油方法，但注水也存在着地层伤害，如水敏、乳化等。

4·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。

5·How to increase the ultimate recovery factor of oilfield is not only the main problem for oilfield development but also the largest challenge to production engineering.

如何提高油田最终采收率是油田开发面临的主要问题，也是采油工程面临的最大挑战。