渗透率比值与注水孔隙体积倍数或渗流速度的关系曲线均呈“S”形；

The relative curves of the ratio of transient permeability to initial permeability with the injected fluid volumes or seepage velocity are like a character "S".

youdao

渗透率比值与注水孔隙体积倍数或渗流速度的关系曲线均呈“S”形；

The relative curves of the ratio of transient permeability to initial permeability with the injected fluid volumes or seepage velocity are like a character "S".

youdao