Reverse osmosis is the most favoured method, though, and in Israel and Algeria contracts have been signed for salt-free water at about 55 cents a cubic metre.
目前普遍认为反渗透技术是最好的办法,以色列签了合约以大约每立方米55美分的价格购买脱盐水,和他一样的国家还有阿尔及利亚。
The conventional method involves boiling and then distilling water. An alternative works by reverse osmosis, in which water is forced through a semi-permeable membrane.
传统技术用的是蒸馏,新兴的替代技术是通过迫使咸水通过一个反渗透薄膜以达到过滤。
A reverse osmosis membrane which can retain permeability over a longer period; a reverse osmosis membrane device; and a method of hydrophilizing a reverse osmosis membrane.
本发明提供可以更长时间维持透过性能的反渗透膜、反渗透膜装置和反渗透膜的亲水化处理方法。
A reverse osmosis membrane which can retain permeability over a longer period; a reverse osmosis membrane device; and a method of hydrophilizing a reverse osmosis membrane.
本发明提供可以更长时间维持透过性能的反渗透膜、反渗透膜装置和反渗透膜的亲水化处理方法。
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