Because water ratio arises, the yield production decrease is hudge, the oil recovery is lower.Therefore, how to raise the oil recovery need some base studying.
因此需
在提高油藏采收率方面有一些基础的关键
问题仍需
。
Because water ratio arises, the yield production decrease is hudge, the oil recovery is lower.Therefore, how to raise the oil recovery need some base studying.
因此需在提高油藏采收率方面有一些基础的关键问题仍需。
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