The throat characteristic of the low permeability reservoir is the crucial factor that decides if physical quality is good in low permeability layer.

低渗透储层喉道特征是决定储层物性好差的关键因素。

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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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HAGS can increase oil recovery by adjusting the permeability variation through plugging the higher permeability layer and forcing the injected water to flow into the lower permeability layer.

HAGS通过封堵高渗层，调整模型的渗透率差异，使液流转向低渗层，从而达到提高采收率的目的。

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HAGS can increase oil recovery by adjusting the permeability variation through plugging the higher permeability layer and forcing the injected water to flow into the lower permeability layer.

HAGS通过封堵高渗层，调整模型的渗透率差异，使液流转向低渗层，从而达到提高采收率的目的。

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