PGR model is mainly used for liquid precise clarification filtration, and the cake discharged is little each time.
PG R型号主要用于含固量很少的液体精密澄清过滤，每次卸除的固体物很少。
Bleaching and dyeing wastewater has been treated by the process of coagulation combined with CASS, clarification, and filtration.
通过清污分流，利用混凝-CASS澄-清砂滤工艺处理漂染厂废水。
RESULTS: the pore size and materials of membrane affected the total filtration resistance and its distribution in clarification.
结果：膜孔径和膜材料对过滤阻力及其分布有影响。
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