本文综述了近年来水体富营养化评价的一些进展，其中包括模型制作、营养和生物指数的应用。
This paper reviewed some, recent progress in the assessment of water eutrophication, including model designing, application of trophic and biological indexes.
并通过实例与均值污染指数法进行了比较，结果证明，趋势权重指数法评价水体质量准确、简便。
The results showed that the method of tendency weight pollution index is accurate and convenient for the assessment on water bodies.
针对水环境质量的均值污染指数评价方法的缺点，提出了利用活性污染指数法来评价微污染水体环境。
Based on the shortcoming of the method of average pollution index assessment, this paper put forward the method of active pollution index to assess the environment of polluted river water.
泾河水体的高锰酸盐指数远高于其他河流；
Permanganate number index of Jing river is much higher than those of other rivers.
静水实验中沉积物向上覆水体盐分释放通量符合负的幂指数形式，并按粉质粘土、中细砂、泥质粉砂顺序递减；
In column experiment the salt release flux from different sediment can be expressed as a negative exponential function and decrease in the order of silty clay, medium-fine sand and pelitic silt.
利用水环境质量指数法能较为客观、直接地反映某区域水体的水环境质量或者污染程度。
With this method, we can determine the water quality and the contamination level in some region objectively and directly by evaluating the quality of the regional water environment.
水体富营养化程度的评价指标为营养状态指数（TSI）。
Then eutrophic state of Taihu Lake was evaluated by measured hyperspectra data, and the evaluating index was eutrophic state index(TSI).
以洞庭湖水体富营养化监测为最终目的，由此确定了最佳水体遥感提取模型为MNDWI指数模型。
The purpose of monitoring the eutrophication of Dongting lake areas is taken, so the MNDWI model was selected for water body extraction.
以洞庭湖水体富营养化监测为最终目的，由此确定了最佳水体遥感提取模型为MNDWI指数模型。
The purpose of monitoring the eutrophication of Dongting lake areas is taken, so the MNDWI model was selected for water body extraction.
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