大家在查：专业特色热贡 590.66 本•莱昂迪阿瑞·拉·西奥尼 in environmental 种大声福迈 polyphyly VOKOU

油区已

油区已

油区已

油区已

1

Besides, the oil wells in China are low-reserves and the cost of exploiting oil is getting higher .

此外，我国油田的主要油区已处于高含水阶段，原油开采效果变差，石油开采的成本过高。

2

There are many developed fracture low permeable sand stone oil fields in Jilin oil area such as Fuyu, Xinli, Mutou, Xinmin and Qianan.

吉林油区已开发裂缝性低渗透砂岩油田较多，如扶余、新立、木头、新民、乾安等。

3

Technical train of thought and suggestion on EOR for the developed oilfields in Shengli petroliferous province

胜利油区已开发油田提高采收率技术思路与建议

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