本底污染濃度 的英文怎麼說

中文拼音 [běnderǎnnóng]
本底污染濃度 英文
background concentration
  • : i 名詞1 (草木的莖或根)stem or root of plants 2 (事物的根源)foundation; origin; basis 3 (本錢...
  • : 底助詞(用在定語后, 表示定語和中心詞之間是領屬關系, 現在多寫作「的」)
  • : Ⅰ名詞(臟水; 臟物) slops; sewage; dirt; filth Ⅱ動詞(弄臟) defile; dirty; smear Ⅲ形容詞1 (臟)...
  • : Ⅰ動詞1 (用染料著色)dye 2 (感染) catch [contract] (a disease) 3 (沾染) acquire (a bad hab...
  • : 形容詞1. (液體或氣體中所含的某種成分多; 稠密) dense; thick; concentrated 2. (程度深) (of degree or extent) great; strong
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 污染 : pollute; contaminate
  • 濃度 : potency; thickness; concentration; consistence; strength; consistency; density
  1. Qiandaohu lake was very famous for its clean water quality. but in recent years the water body has become seriously eutrophic especially during summer months in some areas of the lake and came to the attention of national, provincial and city environment protection agency. the main objective of this study involved the following : sampling and monitoring water from the lake ; water quality assessment and biological assessment ; ascertain the limiting factors for phytoplankton growth ; fuzzy cluster analyse of water pollution of all sampling points ; predicting total phosphorus concentration in the lake by using static models ; setting up regression models and their application ; setting up an eco - dynamic model and its simulation

    研究根據1998 - 2000年連續監測數據,對千島湖進行了水質評價和生物評價;分析了千島湖水體富營養化的限制性因子;同時根據千島湖各個取樣點的狀況,對千島湖進行水環境質量區劃;利用前人的經驗統計模型預測了千島湖現有的磷水平及治理所需要削減的物負荷量;並且組建了多個回歸統計模型,運用這些模型預測千島湖水體中的總磷;最後根據多年水質、質、生物等方面的監測數據以及千島湖流域的氣象和社會經濟狀況的資料組建機理性的千島湖富營養化模擬模型。
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