其主要原因是来自上游水体的污染，针对提到的问题提出了防治建议。
The main causes result from the fact that the upper reaches of Shenwo Reservoir is polluted, thus, the suggestion is put forward to prevent the variety.
水体质量评价已成为当前开展水环境规划管理，以及污染综合防治方面所不可缺少的基础工作。
Water quality assessment has become the basis on which water environment planning and management and integrated water control and treatment are carried out.
针对大连市农村水体污染现状，分析了农村水体污染成因，提出了相应防治对策。
The current situation of rural water pollution in Dalian City was investigated. The causes and countermeasures were proposed.
蚕豆根尖微核检测技术是对环境有毒物反应更灵敏的一种监测方法，对于水体中痕量有机物污染的防治工作有重要的意义。
The Micronuces Test Technique in Vicia Faba is very significant to prevent and cure the trace amount of organic matter in water, which is more sensitive to the poison on water environment.
水质模型是水体污染物迁移转化模拟的主要工具，在水环境保护、水污染防治等领域得到了广泛的应用。
Water quality model is a key tool of water polluter transport and transform simulation. It is widely used in the field of water environment protection and water pollution prevention and cure.
水质模型是水体污染物迁移转化模拟的主要工具，在水环境保护、水污染防治等领域得到了广泛地应用。
Water quality model is a key tool of water pollutant transport and transform simulation. It is widely used in the field of water environment protection and water pollution prevention and cure.
通过水环境质量评价和水体污染物运移模拟的结合，摸清水中污染物的运移机理，从而制定有效的水污染防治措施。
Water pollutant migration mechanism is felt out by combining water environmental quality evaluation and water pollutant transport simulation, thus making the preventive measures to water pollution.
为了避免化学除草剂对水体的污染，生物防治已成为当前水葫芦治理的重要方向。
In order to protect the public water system from chemical herbicides pollution, biological method has been suggested to control the growth and the reproduction of this weed.
为了避免化学除草剂对水体的污染，生物防治已成为当前水葫芦治理的重要方向。
In order to protect the public water system from chemical herbicides pollution, biological method has been suggested to control the growth and the reproduction of this weed.
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