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我们在参加1984年全国生活饮用水水质调查时,发现高武~碧痕段较大面积水质pH值过低(有的pH达3.4),为了解其原因及对居民健康影响情况,提出改水依据,进行了调查。 材料与方法 调查内容:收集该段基本自然情况;于枯、丰水期对在地质、地形、分布上具有代表
When we participated in the 1984 national drinking water quality survey, we found that the water quality of a large area of the Wuwei-Biju Section was too low (some of which reached a pH of 3.4). In order to understand its causes and the impact on the residents’ health, Based on, conducted a survey. Materials and Methods Survey Contents: The basic natural conditions of this section were collected; during the dry and wet periods, representatives of geology, topography and distribution