However, the higher the filtration rate, or the presence of viscous or lowporosity dust layer, should take a slightly higher value.
但若采纳较高的过滤速度,或存在粘性或低孔率的尘埃层,应取稍高的数值。
2
C. If water flows through a rock easily, it has permeability but lowporosity.
如果水很容易的留过岩石的孔,就是有渗透性,但是多孔性很低。这个文章也没有说说。
3
The reservoirs in Baota Formation of Middle Ordovician in South Sichuan are characterized by lowporosity and low permeability and belong to a fractured type.