Filtration coefficient ratio depends mainly on the air dust and the content of solid particles.
过滤系数比值主要取决于空气中灰尘和固体颗粒的含量。
The experiment reveals that the variation of UFE numbers is only dependent on the volume-specific deposit of filter, the effects of filtration velocity, bed depth and ALT ratio are not evident.
不同滤层厚度、滤速和加药比ALT等条件下的过滤试验结果表明：滤层中单元滤床的特征尺寸的变化仅与空隙率有关。
It has deduced the mathematical function of the sediment void ratio on the basis of stress and structure analysis, and then the mass and volume conversion of deep bed filtration sediment is given.
通过受力情况和结构特性的分析，推导出了沉积物空隙率的函数表达式，在此基础上，给出沉积物质量与体积的换算关系。
First, satisfaction degree for user's request with quantificational method respectively, then the evaluation and filtration distribution of system are processed with the ratio of two.
首先通过分别定量求出用户要求的满足度及用户要求实现的困难度，然后利用两者之比进行系统可靠度配置方案的评价和筛选。
The removal ratio of COD for membrane filtration is higher than acidification. But the removal ratio of lignin and silicon dioxide for acidification is much better than membrane filtration.
膜滤COD的截留率高于酸析，但从木素以及硅脱除的角度看，酸析的效果较佳。
Coordination number is lower, bigger pore throat ratio, and weaker filtration ability.
储层孔喉配位数较低，孔喉比较大，储层渗流能力较弱。
Coordination number is lower, bigger pore throat ratio, and weaker filtration ability.
储层孔喉配位数较低，孔喉比较大，储层渗流能力较弱。
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