着重研究了强磁对注入水的磁化机理，同时设计强磁增注器，实现脉冲解堵。

The paper mainly researches the magnetized mechanism of the strong magnetism to injected water, and the augmented injection implements used pulse blocking is designed.

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同时系统研究了油水界面张力大小、表面活性剂段塞大小、注入速度以及注入时机对低渗岩心降压增注和提高采收率的影响规律和特征。

Also, the IFT of water and oil, surfactant slug size, injection rate and injection opportunity on reducing injecting pressure and improving EOR efficiency are investigated.

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