Using fuzzy comprehensive judgment,the content of oxygen,hypermanganate and ammonia nitrogen in water are analysed in the paper,then a model of water quality assessment is gained.

• 文章对问题深入分析,采用模糊综合评判方法,对水中溶解氧,高锰酸盐和氨氮含量进行分析,得到对水质综合评价的数学模型。