PCS profile control - surfactant technology combines profile correction and water plugging with tertiary oil recovery.

PCS调 驱工艺技术是一种将调剖堵水与三次采油技术有机结合起来的技术.

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Therefore this study focuses on the output property of the gear pump after profile correction.

本文针对这一现状,研究了齿轮修形后齿轮泵的输出特性.

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