• 湖泊营养化限制性营养元素

    Phosphorus was the nutrient element limiting the eutrophication of the lake.

    youdao

  • 长江中下游我国湖泊富营养化问题比较严重地区

    The lake eutrophication is severe commonly in the area of middle and lower reaches of Yangze River.

    youdao

  • 本文分析了我国湖泊营养化现状危害提出了防治对策

    The paper analyzes the status quo and hazard of lake nutrition abundance in China and proposes the prevention and control measures.

    youdao

  • 氮素输入以及导致淡水湖泊富营养化主要原因之一

    Input and enrichment of nitrogen nutrients is one of the major reasons causing eutrophication of freshwater lakes.

    youdao

  • 采用了凝-磁盘分离技术处理湖泊富营养化工艺方法。

    The new technology of magnetic flocculation-magnetic disc separation was applied to treat Chaohu eutrophication of water.

    youdao

  • 我国由于磷素流失导致水体污染湖泊富营养化问题相当严重

    The problems of water pollution and lake eutrophication which is caused by phosphorus leaching are quiet serious.

    youdao

  • 湖泊营养化模型防治、修复治理湖泊富营养化的重要决策工具

    Eutrophication models are useful tools to prevent, manipulate and control lake eutrophication.

    youdao

  • 因此定期收割保证自然湿地净化功能,减轻湖泊富营养化有效措施

    Therefore, seasonal harvest of plants is an efficient measure for wetlands to purify nutrients and alleviate eutrophication of lakes.

    youdao

  • 通过计算比较这些模糊子集模糊大小给出湖泊营养化状态评价等级判断。

    The assessment grade of eutrophication state of lake is given by calculation and comparison of the fuzzy degree values of these fuzzy sets.

    youdao

  • 农村生活污水造成农村环境污染原因之一也是造成湖泊富营养化重要因素

    Rural sewage was one of the reasons that caused rural water environmental pollution, and was an important factor in lake eutrophication.

    youdao

  • 比来数据显现,57.5%的湖泊富营养化40湖泊营养状况停止查询拜访。

    Recent data showed 57.5% lakes were in eutrophic and hyper trophic status of the 40 surveyed lakes.

    youdao

  • 国外采用湖泊富营养化水质改善技术主要有营养盐对策湖底对策,水中生物对策一些其他方法

    Nowadays, the main control methods of eutrophication abroad were nutrients countermeasures, lake sediments countermeasures, aquatic organism countermeasures and some other ones.

    youdao

  • 湿地水体营养化程度划分6个级别,其阈值参照中国湖泊富营养化评价标准湿地富营养化特点

    Eutrophication degree is divided into 6 classifications, and threshold of each classification makes reference to eutrophication standard of Chinese lake and eutrophication characteristics of wetland.

    youdao

  • 本文综合评价体系结构基础上,应用模糊神经网络技术,建立湖泊营养化程度模糊神经网络评价系统

    Based on overall evaluation system and fuzzy neural network technology, fuzzy neural network evaluation system of eutrophication of lakes was established.

    youdao

  • 本文灰色系统理论为基础,提出原点灰色聚类分析方法,将其应用湖泊富营养化程度判别过程

    Based on the theory of grey, the common original point chassification of grey is presented and applied in decision in the nutrition level of lakes.

    youdao

  • 由于浅水湖泊水深较浅,沉积物界面间物质交换频繁过程复杂,因此浅水湖泊富营养化形成机制较为复杂。

    Due to shallow water, nutrient matters transport and processes were frequent and complex. The mechanisms of shallow lakes eutrophication were also complex.

    youdao

  • 本文通过我国14个代表性湖泊营养化调查资料分析,就我国湖泊富营养化程度评价参数标准模式进行了有益的探讨。

    By analyzing the data from investigation on eutrophication level of 14 representative lakes in China, the parameters, criteria and patterns of assessment of eutrophication were probed.

    youdao

  • 通过对全国16个湖泊营养化程度评价其它方法进行比较分析,结果表示方法用于湖泊富营养化程度的判别过程是可行的。

    By evaluating the nutrition level of 16 lakes and in comparison with other analytical methods, the results show that this method used in the determination of nutrition level of lakes is feasible.

    youdao

  • 湖泊营养化湖泊水体在自然因素人类活动影响逐步生产力的贫营养状态生物生产力较高营养状态变化一种现象

    Entrophication is a phenomenon that lakes change gradually from poor nutrition and less productivity into rich nutrition and high productivity under the effect of anthropogenic activity.

    youdao

  • 湖泊营养化湖泊水体在自然因素人类活动影响逐步生产力的贫营养状态生物生产力较高营养状态变化一种现象

    Entrophication is a phenomenon that lakes change gradually from poor nutrition and less productivity into rich nutrition and high productivity under the effect of anthropogenic activity.

    youdao

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