So, what evidence of a liquid water environment did we find in rock samples taking from the oldest rocks on Earth?
那么，在从地球上最古老的岩石中提取的岩石样本中，我们发现了什么液态水环境的证据呢？
Sociological studies have found that an increasing number of farmers in Gansu province are abandoning their lands as a result of "the rapid deterioration of [their] water environment." 49.
社会学家的研究已经发现，由于“水资源环境的迅速恶化”(49)，甘肃省农民中被迫放弃耕地的人数正在加大。
Work was energetically carried forward to improve the water environment of Taihu Lake and prevent and control water pollution in the Liao, Huai and Songhua rivers and other key water basins.
太湖水环境综合治理和松花江、淮河、辽河等重点流域水污染防治工作积极推进。
Protect the water environment, save water resources.
保护水环境，节约水资源。
Protect water environment, save water resources.
保护水环境，节约水资源。
The wetland water environment system is a grey system.
湿地水环境系统是一个灰色系统。
In this paper, the water environment features of city of Lianyungang are analyzed.
本文以连云港市为例，对其河流水环境的特点进行了分析。
Firstly, the water environment character of the watershed is summarized and analysed.
首先，对流域的水环境特征进行总结和分析。
The comprehensive improvement of the urban sewage treatment system and water environment.
城市污水处理和水环境综合整治。
River basin should realize integrated management of water resources and water environment.
流域应实现流域水资源和水环境一体化管理。
How to effectively govern water environment has caused widespread concern in the whole society.
如何有效治理水环境问题已引起全社会的普遍关注。
The current states and progress of wetland water environment monitoring technology are outlined.
对湿地水环境监测技术的研究现状与进展进行了概述。
Therefore, the protection and improvement of water environment became an urgent and arduous task.
因此保护、改善水环境成为一项紧迫而又艰巨的任务。
To protect the water environment requires the establishment of a hydrological information system.
为了保护水资源环境需要建立一个水文信息系统。
The operation situation of sewage purification plant influences directly the urban water environment.
污水净化厂的运行状况直接影响着城市水环境的好坏。
So, the pollution of water environment of China is not only an area problem, but a nationwide problem.
可见中国的水环境污染已不是一个区域性的问题，而是一个全国性问题。
The output of agricultural nutritive substance is the one of main cause for water environment pollution.
农业生产营养物质的输出是造成水环境污染的重要原因之一。
The general situation of water resources and water environment in coastal areas of Fuzhou City is introduced.
介绍了福州市沿海区域水资源和水环境概况。
Wastewater reuse can resolve the crisis of water resource shortage effectively, and protect water environment as well.
再生水回用可有效缓解水资源短缺危机，并能更好地保护水环境。
The water environment quality appraisal is an important groundwork for the water environment management and protection.
水环境质量评价是水环境管理保护和治理的一项重要基础性工作。
Focus on the water resources and water environment information inquiry, analysis and appraisal of drainage basin level.
主要侧重于流域层次的水资源与水环境信息查询、分析和评价。
Prognoses of water environment change, micro-water cycle and management technology of water and biology should be focused.
水环境变化趋势预测、微量水循环研究和生物水分调控技术研发将成为水平衡关注的新焦点。
Simulation results show that this scheme makes dry season water quality better and the water environment improves greatly.
模拟结果表明，该方案改善河道枯水期水质明显，水环境质量得到较大提高。
To make a full use of rainwater is an effective way to alleviate urban water crisis and to improve urban water environment.
雨水利用将是我国城市化进程中缓解城市水危机、改善城市水环境的有效措施。
Therefore, soil and water conservation measures on water resources and water environment impact study have been imperative.
因此，进行水土保持措施对水资源与水环境的影响研究已经势在必行。
Water shortage and deterioration of water environment become the constraint factors to the urbanization and social development.
水资源匮缺和水环境恶化已成为制约城市化进程和社会进步的因素。
The main water problems in the Yangtze Delta are flood, aridity and water environment, while the water environment has become the key problem.
长江三角洲的主要水问题有洪涝灾害、干旱缺水、水环境恶化三大问题，其中水环境恶化是核心。
It is a kind of economical and effective means of controlling water-body pollution to avail of water environment purification capacity properly.
妥善利用水环境净化能力是一种经济有效的水污染控制手段。
It is a kind of economical and effective means of controlling water-body pollution to avail of water environment purification capacity properly.
妥善利用水环境净化能力是一种经济有效的水污染控制手段。
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