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

摘要利用某铀矿尾矿作为水砂充填料水流特性研究，针粒度样，进行常水头渗透验。

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

并混凝土离子渗透性验离子浓度表示和评价方法提出建议。

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

通过低浓度乙醇-水渗透蒸验研究，表明该膜是一种性能较好新型优先透醇膜。