磷是湖泊富营养化的限制性营养元素。
Phosphorus was the nutrient element limiting the eutrophication of the lake.
长江中下游是我国湖泊富营养化问题比较严重的地区。
The lake eutrophication is severe commonly in the area of middle and lower reaches of Yangze River.
本文分析了我国湖泊富营养化的现状、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.
氮素的输入以及富集是导致淡水湖泊富营养化的主要原因之一。
Input and enrichment of nitrogen nutrients is one of the major reasons causing eutrophication of freshwater lakes.
采用了一种磁絮凝-磁盘分离技术处理湖泊富营养化水的工艺方法。
The new technology of magnetic flocculation-magnetic disc separation was applied to treat Chaohu eutrophication of water.
我国由于磷素流失导致的水体污染、湖泊富营养化等问题相当严重。
The problems of water pollution and lake eutrophication which is caused by phosphorus leaching are quiet serious.
湖泊的富营养化模型是防治、修复和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.
因此,定期收割是保证自然湿地净化功能,减轻湖泊富营养化的有效措施。
Therefore, seasonal harvest of plants is an efficient measure for wetlands to purify nutrients and alleviate eutrophication of lakes.
并通过计算和比较这些模糊子集的模糊度大小给出湖泊富营养化状态的评价等级判断。
The assessment grade of eutrophication state of lake is given by calculation and comparison of the fuzzy degree values of these fuzzy sets.
农村的生活污水,是造成农村水环境污染的原因之一,也是造成湖泊富营养化的重要因素。
Rural sewage was one of the reasons that caused rural water environmental pollution, and was an important factor in lake eutrophication.
比来的数据显现,57.5%的湖泊富营养化和高的40个湖泊的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.
国外采用的湖泊富营养化水质改善技术主要有营养盐对策,湖底对策,水中生物对策和一些其他方法。
Nowadays, the main control methods of eutrophication abroad were nutrients countermeasures, lake sediments countermeasures, aquatic organism countermeasures and some other ones.
把湿地水体富营养化程度划分为6个级别,其阈值参照中国湖泊富营养化评价标准和湿地富营养化的特点。
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.
本文在综合评价体系结构基础上,应用模糊神经网络技术,建立了湖泊富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.
本文以灰色系统理论为基础,提出了共原点灰色聚类分析方法,并将其应用于湖泊富营养化程度的判别过程中。
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.
由于浅水湖泊水深较浅,与沉积物界面间的物质交换频繁、过程复杂,因此浅水湖泊富营养化的形成机制较为复杂。
Due to shallow water, nutrient matters transport and processes were frequent and complex. The mechanisms of shallow lakes eutrophication were also complex.
本文通过对我国14个代表性湖泊富营养化调查资料的分析,就我国湖泊富营养化程度的评价参数、标准和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.
通过对全国16个湖泊富营养化程度的评价,并与其它方法进行比较分析,其结果表示该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.
湖泊富营养化是湖泊水体在自然因素和人类活动的影响下,逐步由生产力低的贫营养状态向生物生产力较高的富营养状态变化的一种现象。
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.
湖泊富营养化是湖泊水体在自然因素和人类活动的影响下,逐步由生产力低的贫营养状态向生物生产力较高的富营养状态变化的一种现象。
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.
应用推荐