filter cake permeability 滤饼渗透率
cake permeability coefficient 渗透系数
low permeability mud cake 低渗透性泥饼
When mud cake is thick, formation permeability and shear wave slowness evaluated from the attenuation of the amplitude of Stoneley wave are wrong.
当泥饼层较厚时，用斯通利波幅度衰减估算的地层渗透率及提取的横波时差是错误的结果。
The disadvantage of API filtration test to evaluate mud cake quality is analyzed. A method, taking mud cake strength, permeability and thickness as main evaluation factors is introduced.
分析了API滤失试验的缺点和确定泥饼质量的关键因素，介绍了用泥饼强度、泥饼渗透率和泥饼厚度评价泥饼质量的试验方法。
On the contrary, size distribution and fractal dimension of particulate matters in backwash water were more important in determining specific cake resistance and permeability.
相反，大小分布和颗粒物的分形维数的反冲洗水在确定特定的滤饼阻力和渗透率更重要。
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