磷在支撑与保证水生态系统的质量方面有着重大意义。
Phosphorus is a big issue for sustainability and the quality of aquatic ecosystems.
提出解决湖泊环境问题的根本途径是修复重建健康水生态系统。
The essential way to resolve environmental problem for Xuanwu Lake is reconstruction and remediation of aquatic ecosystem.
本文以松花江流域为重点，探讨水生态系统价值的内涵及其影响因素。
In this paper, the values of water ecosystem and its influencing factors are discussed basically on Songhua river area.
由于人类对河流水文状态的过度干扰，原有的自然水生态系统逐步退化。
Owing to the excessive disturbance of human being to river hydrological conditions, the intrinsic natural water-ecosystem has degraded gradually.
运用同位素示踪技术研究了氚水在模拟海水生态系统中的积累、迁移等特性。
Some characteristics such as accumulation, transference of HTO in simulated Marine ecosystem were studied with isotope tracer technique.
导致水生态系统退化的原因多种多样，而人类经济活动的不当是主要的作用因子。
The reasons leading to the degeneration of aquatic ecosystem are various and the mismanagement of human economic activities is the major factor.
像河流和小溪那样的流水称为激流生态系统；像湖泊和池塘的死水称为静水生态系统。
Flowing waters like rivers and streams are called lotic ecosystems; standing water like lakes and ponds are lentic.
本项技术以水生植被的恢复为核心，通过人工辅助措施，重建、修复河湖水生态系统。
Resuming the submerged macrophyte as centre of this technique , by the artificial measure, rebuild and repair the river lake ecosystem system .
与合作伙伴共同努力，恢复了17个湖泊与长江的连通，令长江中游的淡水生态系统重现生机。
WWF and our partners have facilitated the reconnection of 17 lakes to the Yangtze River, infusing new life to its fragile freshwater ecosystem.
水生高等植物群落的优化，特别是沉水植物的恢复，是建立稳定健康的水生态系统的必要条件。
An optimization of the community of the aquatic higher plants is necessary to construct a steady water ecosystem, especially for the recovery of the submerged plants.
水生甲壳动物在水生态系统和环境安全评价中居于重要的地位，它们对存在于水中的外源化合物的影响非常敏感。
In the aquatic ecosystem and environmental safety evaluation, aquatic crustacean are of important position and function, and they are very sensitive to the effect of xenobiotics.
运用系统分析的理论与方法，分析了中国水生态系统的特征及各组分间的相互作用，建立了中国水安全动态模型。
China water security dynamic model were built up based on the systematical analyses of characteristics and their inter relationship of sub systems of water resource system in China.
现代的煤灰给水生态系统造成了有毒影响，科学家们表示，大量的煤炭燃烧也许已经造成了全球范围的有毒的海洋环境。
Given the toxic impact of modern coal fly ash on aquatic ecosystems, the scientists suggest that the massive coal conflagration may have created toxic Marine conditions the world over.
所有这些淡水生态系统可以在一个分水岭中被发现—那是一套可以把比如大湖泊或者海洋这样单一的水域排干的栖息地。
All the freshwater ecosystems can be found within a watershed-a set of habitats that drain into a single body of water such as a big lake or the ocean.
试验结果表明，这种人工海水生态系统在正确的调校下能达到稳定和平衡，适合于在实验室饲养供教学和科研的有关动物。
The results show that this ecosystem of artificial sea water, which is applicable to teaching and research sea animals in the laboratory, will be stable and balanced under the correct adjusting.
水，乃生活之本。在这个星球上，只有极少的一部分水——占不足全部水体的百分之一——服务于近70亿的人口以及无数的淡水水生态系统。
Water is the basis of life, and on this planet only a tiny share—less than one percent of all water—is available for nearly 7 billion people and a myriad of freshwater aquatic ecosystems.
这种独特的生物是墨西哥湾水生生物中遭到威胁的物种之一，墨西哥湾恶劣的水质和栖息地的丧失减弱了生态系统。
This unique creature is part of an imperiled community of aquatic organisms in the Gulf of Mexico, where poor water quality and habitat loss have weakened the ecosystem.
他们利用科学杂志网页，一种在线日志归档网页，收集了240篇经过审稿的关于大型陆地和水生生态系统复原率的一系列科学论文。
They used Web of Science, an online journal archive, to gather a set of 240 peer-reviewed scientific papers that measured recovery rates in large terrestrial and aquatic ecosystems.
通常，农业化肥流入水生生态系统，促使生物急速的生长。
Agricultural fertilizers often drain into aquatic ecosystems and spur a frenzy of growth.
数据显示所构建的前置库水生生态系统处于成熟状态。
The datas shows that water ecosystem in reservoir region is balanced and stable.
水生植物腐烂分解作为湖泊生态系统物质循环以及能量流动的关键环节，是维持湖泊生态系统功能的主要过程之一。
As a key aspect of material cycle and energy flow of lake ecosystem, decomposition of lake aquatic plants is one of the main process of maintaining the lake ecosystem functions.
水陆交错带是指内陆水生生态系统与陆地生态系统之间的功能界面区。
Land-lake ecotone refers to the function frontal zone between internal water ecosystem and the land ecosystem.
该文通过在实验室构建小型的水生生态系统，采用水培方法，研究水生植物对富营养化水质的净化效应。
Based in the laboratory building the small aquatic ecosystem, purification effect of the eutrophication water by aquatic plants is researched.
通过建立稻田-鱼塘模拟生态系统，研究锐劲特农药在稻田-鱼塘模拟生态系统中的迁移、转化规律，及其对蟹、虾等水生生物的影响。
A paddy field and fishpond simulation ecosystem was established to study the Fipronil pesticide environment behavior and its effects on crab and shrimp in the ecosystem.
通过建立稻田-鱼塘模拟生态系统，研究锐劲特农药在稻田-鱼塘模拟生态系统中的迁移、转化规律，及其对蟹、虾等水生生物的影响。
A paddy field and fishpond simulation ecosystem was established to study the Fipronil pesticide environment behavior and its effects on crab and shrimp in the ecosystem.
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