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foetid adj.= fetid.

foetor

The fuzhou ' s inner river belongs to the rich nutrition type . the water quality changes little comparing with the investigating results ten years ago but the black and foetid rate has been improved . eventually , we analyzed the polluting factor of the inner water and provided some useful suggestions for the management 實驗結果與十年前內河水質調查的結果進行比較,得出福州內河水質沒有明顯的轉變,但黑臭率有所改善,最后分析了內河污染的成因,并提出治理的意見和建議。

Last , combining the three diversity indexes and the five chemical indexes , the major constitution component analysis and the clustering analysis were applied to make the evaluation of the water quality . at the same time , the nutrition type and the black and foetid rate were evaluated 最后,結合三項多樣性指數和五項化學指標,運用主成分分析和聚類分析評價內河的水質,并對內河進行營養型和黑臭率評價。