The membrane can be used for concentrating ethanol from dilute ethanol-water mixture through pervaporation process owing to its alcohol-permselective properties.

通过对低醇-水的渗透蒸发的试验研究，表明该是一种性能较好的新型优先透醇。

Some advice regarding chlorinity expressing measure and assessment method in the chloride ion permeability test is proposed.

并对混凝土氯离子渗透性试验的氯离子表示和评价方法提出建议。

Studied the water flowing characteristics in gangue used as water-gravel-mixed filling material from one Uranic mine.

用某铀矿尾矿作为水砂充填料的水流特性研究，针对不同粒的试样，进行常水头渗透试验。