Based on the Fuzzy Math of the Major Rivers in Hunan Province Water Quality Assessment

Water resources of Hunan province are rich. With the rapid development of industries and cities, the water pollution of the Hunan province becomes more and more serious. Analysis the present water quality comprehensive evaluation methods at home and abroad, apply the fuzzy math principle to comprehensive evaluations of the water quality to the major rivers in Hunan Province, and compare with those years of the water quality status of the four rivers in Hunan, confirm this evaluation method is a positive practical significance on the correct assessment river water quality.