1·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。
2·Oil recovery efficiency can be raised by injecting a lignosulfonate solution into the oil-bearing reservoir, for lignosulfonate is a kind of anionic surfactant.
同时，亦可利用木质素磺酸盐的表面活性剂性质，将其注入地层，可提高原油采收率。
3·The predicted results show that partial infill adjustment can further improve the development effect of the gas reservoir and get to improve the gas reservoir recovery efficiency.
预测和实际结果表明，局部加密调整能进一步改善气藏的开发效果，达到了提高气藏采收率的目的。
4·It makes the detailed description and modeling of reservoir hydrocarbons come true and it plays an important role in improving reservoir management and petroleum recovery efficiency and output.
它实现了油气储层的精细描述和建模，为改善油藏管理，提高油气采收率和油气产量做出了重要贡献。
5·Finally, by the use of fuzzy comprehensive evaluation method, we determined the water drive recovery efficiency 24.
采用模糊综合评判方法，最终确定鄯善油田目前水驱采收率为24。