一般的过滤是在压力作用下强行是液体通过多孔介质，同样，在超滤中，也实在压力下强行通过多孔介质。
In normal particulate filtration, liquid is forced under pressure through a porous medium. In ultrafiltration, similarly, liquid is forced under pressure through a porous medium.
本文研究超滤对砀山梨汁中色素和酚的去除作用。
Removal of dark color brown pigments and polyphenols of Dangshan pear juice by ultrafiltration membranes were studied.
本文介绍了聚砜毛细管超滤膜对白酒的催陈作用。
The ultrafiltration of wine can catalyze rude wine into mellow wine.
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