孔隙渗透率是单根孔隙的渗透率，地层渗透率是孔隙渗透率折算到整个地层截面积之上的渗透率。
Pore permeability is the permeability of a single pore of a rock, while reservoir permeability is the equivalent value of pore permeability on the whole cross-section of the rock.
测定复合支架的含水率、膨胀率、孔隙率、透光率和力学性能，利用扫描电镜观察样品横截面的组织形态。
Water content, swelling ratio, porosity, light transmittance and mechanical property were tested. SEM was used to observe the morphology of the cross section.
得出了一种固定孔隙的制样方法，用此制样方法可观察到滤毡截面的真实形貌，从而有效地分析滤毡中粗细纤维的配比和各层的孔隙率。
The method of sample preparation by pore fixing was described. The results showed that it was a good method for studying irregular porous structure and the related ratio of felt.
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