The invention can carry-off membrane stress, which improves the binding force of thin film and plastic rubber background.
本发明可消除薄膜应力，提高薄膜与塑胶基底间的结合力。
The results showed that almost all protein could be recovered for treating whey wastewater by ultrafiltration with 8000 daltion molecular weight cut-off membrane.
结果表明：废水经截留分子量为8000的超滤膜，可回收几乎所有的蛋白质；
The results showed that almost all protein could be recovered for treating whey wastewater by ultrafiltration with 8000 daltion molecular weight cut-off membrane.
结果表明：废水经截留分子量为8000的超滤膜，可回收几乎所有的蛋白质；
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