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- Water eutrophication is a kind of caducity. 水体富营养化是水体衰老的一种表现。
- ABSTRACT:Water eutrophication is a kind of caducity. 水是地球上生命存在和发展的必要条件。
- Therefore, runoff from high P upland fields could accelerate water eutrophication. 高磷黄壤旱地地表径流磷量能加速水体富营养化的产生.
- Study on limiting factors of water eutrophication of the network of rivers in plain. 平原水网水体富营养化的限制因子研究。
- With the aggravation of water eutrophication in the world, cyanophycean bloom and its toxin harm aggravated day by day. 摘要随着全世界范围内水体富营养化的加剧,蓝藻“水华”及其毒素危害日益加剧。
- The water eutrophication in Shahu Lake was evaluated comprehensively by using trophic status index in this paper. 摘要本文采用营养状态指数法对沙湖营养状况进行综合评价。
- The water eutrophication status and development of Wulingyuan Scenic Zone was studied. 对武陵源风景区水体富营养化现状和演变趋势进行了调查。
- By analyzing water eutrophication mechanism,the prob lem to prevent water eutrophication in reservoir is discussed. 通过分析富营养化发生机理,讨论了水库富营养化防治问题。
- It was found that the development of the power stations caused serious pollution,water eutrophication,river flow cutoff and other negative effects. 结果表明,电站开发造成库区污染严重、富营养化、河段断流并产生一定的不利影响等。
- The water eutrophication is caused by the incessant accumulation of nitrogen and phosphorus in water and excessive propagation of a few of algal and hydrobios. 摘要水体中氮磷营养物质不断积累,部分藻类及水生生物的过度繁殖,导致了水体的富营养化。
- Nitrogen and Phosphorus are restricted severely to prevent the water eutrophication .Biological nutrient removal (BNR) is an important water pollution control technology. 为遏制水体的富营养化,氮、磷的排放标准日趋严格,生物脱氮除磷工艺能有效地去除水体中的氮、磷。
- Through analysis of the development and present state of water eutrophication in Yanghe Reservoir, the water eutrophication was evaluated comprehensively by using trophic status indices. 摘要在分析洋河水库富营养化发展及现状的基础上,采用营养状态指数法对其营养状况进行综合评价。
- Through analysis of the development and present state of water eutrophication in Yanghe Reservoir,the water eutrophication was evaluated comprehensively by using trophic status indices. 在分析洋河水库富营养化发展及现状的基础上,采用营养状态指数法对其营养状况进行综合评价。
- Thereby, fuzzy method was adopted to evaluate TP and TN of twelve measure sits in Chaohu Lake and the eutrophication driving exponent (EDE) was originated to present the water eutrophication level. 方法应用模糊数学方法分别对巢湖12个监测点的总氮质量浓度(TN)、总磷质量浓度(TP)进行评价,同时提出富营养化驱动指数概念来综合反映各监测点附近水体的富营养化程度。
- Objective: To understand the dynamic change of the total nitrogen and the total phosphorus in drinking water source of the major river systems in Tonglu county, and prevent water eutrophication. 摘要目的:了解桐庐县主要水系饮用水源水中总氮和总磷含量的动态变化,防止水体富营养化。
- The application of this method to evaluate the water eutrophication in Zhalong Wetland is given as an example for demonstration, which prows clustering model is exact, comparable and applied. 并以扎龙湿地为例进行了实例计算与分析,验证了此模型的准确性、可比性和实用性。
- The investigation and research on the river showed that the water eutrophication was attribute to algae rapidly growing in propriety temperature and illumination when nutriment of N and P is imported. 分析发现是在有利的水文水动力学条件、充足的营养盐及合适的气温光照条件下藻类爆发性生长所致。
- The clear water mirrored the blue sky. 清澈的水中映出蔚蓝的天空。
- The nurse diluted the drug with saline water. 护士用生理盐水把药加以稀释。
- Putting water in brandy is sacrilege. 在白兰地中掺水是可恶的事。