Through a spot investigation and water quality monitoring, an assessment for both the water quality and the pollution sources of Wulungu Lake is given in this paper.
本文通过现场考察及水质监测，评价了乌伦古湖的水质及污染源状况，还对水质的发展趋势进行了初步预测。
Methods General investigation was adopted to understand the water supply situation in rural areas and stratified random sampling was used to monitor the water quality.
方法按照相关调查表要求，对农村供水情况进行普查，供水水质采用分层随机抽样的方法进行监测。
Through investigation on the water environmental quality current situation of Shuangliu County, it has been found that point sources in Shuangliu County distribute comparatively centralized.
通过对双流县水环境质量现状调查，发现双流县点源分布较为集中。
Through investigation, monitoring and analysis of the present situation of water quality in the Lushui Lake, its quality is evaluated according to the situation in specific functional area of water.
通过对陆水湖水质现状情况的调查及监测分析，根据特定水域功能区的情况对其进行了质量评价。
Methods Combination method of the water quality data and the clue investigation.
方法采用水质资料及线索调查相结合的方法。
In this paper, the present conditions of water pollution in Double-Dragon Reservoirand its contributories have been studied based on the investigation and water quality appraisal is given.
本文阐述了二龙山水库及河流水质污染现状调查和水质评价结果。
The investigation and analysis of the water environment quality at the trash ports of Jiujiang reach of Changjiang River was made.
对长江九江段入江排污口环境质量进行了调查与分析，并提出了相应的对策。
The investigation shows that the water quality of Mirror Lake now is at the trophic state. Some preliminary methods of treatment on it are suggested as well.
通过对镜湖水质富营养化的初步研究，表明镜湖水体处于富营养化状态，并提出了治理的初步措施。
The investigation shows that the water quality of Mirror Lake now is at the trophic state. Some preliminary methods of treatment on it are suggested as well.
通过对镜湖水质富营养化的初步研究，表明镜湖水体处于富营养化状态，并提出了治理的初步措施。
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