表面活性剂的复配可以发挥几种剂的协同效应，有效地降低油水界面张力，但并不是所有表面活性之间都可以复配。
Surfactant mixtures could play a synergistic effect of several agents to effectively reduce the oil-water interfacial tension. but all not can be mixtured.
结果表明：在降低界面张力方面，碱与表面活性剂之间存在显著的协同效应，而聚合物与碱、聚合物与表面活性剂之间不存在明显的协同效应。
It is found that there exists an obvious synergistic effect between alkali and surfactant but not between polymer and alkaline or polymer and surfactant.
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