In keeping higher total sludge concentration, suspended sludge mass entering into membrane separation with mixture liquid was low, thus decreased affect on membrane permeability.
维持反应器内总污泥浓度较高的条件下，使随混合液进入膜分离的悬浮污泥量保持很低，减少了其对膜的通透能力的影响。
According to the permeability plots of typical mixture, presents the control standard of percent air voids for request of permeability.
进而针对典型的沥青混合料，提出基于满足渗水要求的临界空隙率控制标准。
By orthogonal tests, the influence of three factors on the coefficient of permeability of soil-rock-mixture, the significance of different factors was determined.
通过正交试验确定了3种因素对土石混合体渗透系数的影响顺序及各因素的显著性水平。
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