The effect of polymer solution on improvement of oil-displacement efficiency in high permeability layer is better than the effects in medium and low permeability layer.
聚合物溶液在模型高渗透层内提高驱油效率作用的效果要好于中、低渗透层。
The recovery of the layer with high permeability is higher than the lower one; however, it has little effect on the total recovery.
整个开采过程中高渗层采收率相对高，但对总的平均采收率影响不大；
In the vertical direction, follow-up water diverted from the high-permeability layer to the low-permeability layer to enhance the vertical sweep efficiency.
在纵向上，后续水从高渗层转向低渗透层，提高纵向波及系数。
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