For the reservoir with high water cut, alternative injection of gas and solution can improve sweep efficiency, increase producing reserves and recovery factor.
采用气液交替注入技术可以提高高含水油藏的波及效率，改善油层的动用程度，达到提高原油采收率的目的。
Surfactant flooding can reduce injection pressure increase quantity, and can improve the efficiency of flooding, can effectively solve the problems existing in the water.
表面活性剂驱可以降低注入压力增加注入量，又可以提高驱油效率，能够有效的解决注水中存在的问题。
Therefore, increasing the network efficiency is the main approach to increase water injection system efficiency.
因此，设法提高管网效率是提高注水系统效率的主要途径。
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