【Abstract】：
In this paper, permanganate, ammonia nitrogen, total phosphorus, and total nitrogen
ar
e
analyzed, and the water quality of Taihu Lake from 2011 to 2018 was analyzed by principal component analysis and single factor evaluation method. Comparing the conclusions of the two methods, the trend analysis of water quality in Taihu Lake from 2011 to 2018
can be
obtained. The analysis results show that the water quality of Taihu Lake is gradually improving, from inferior V-class water
2011年-2018年太湖水质分析及建议-8318字.docx