通过物理模拟方法，研究杏北油田二类油层聚合物相对分子质量、注入速度、段塞大小、聚合物溶液黏度、不同注聚方式对驱油效果的影响。

Researches have been carried out in the second reservoir by physical modeling method to find out the formula weight of the polymer, injection rate, slug size and viscosity of the polymer solution.

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