It is easy to foul the substrated membrane at higher transmembrane pressure difference.
高压跨膜差下涂膜容易造成基膜的污染；
The line pressure, transmembrane pressure, cross-flow velocity and temperature were measured as indicated in Fig . 1 and recorded on a computer.
管线压力、膜压力，错流速度和温度测量在图1所示，记录在电脑。
Effects of the membrane pore size, membrane thickness, transmembrane pressure and emulsion composition on demulsification performance were investigated.
为此研究了膜孔径、膜厚度、透膜压力和乳化液组成对破乳效果的影响。
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