介绍了国内外海水淡化及海水直接用作工业冷却水、城市生活用水、工农业生产用水及其它用水的概况,分析了影响我国海水利用的主要因素。分析表明,海水淡化、海水直接利用是缓解我国沿海地区淡水危机的重要途径。

This paper discussed the feasibility of seawater utilization for industrial and agricultural purposes, and analyzed the main affecting factors on seawater utilization.The study results indicated that seawater desalinization was not only feasible on technology, but also reasonable on cost.It was recommended that seawater be used to substitute for fresh water by the way of directive utilization.In order to ease up the shortage of fresh water in coastal areas of China, it was suggested to develop techniques of seawater desalinization.