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北京自来水的水质如何

更新时间: 2020-11-06 00:00:00     

北京自来水水质良好,中国的地表水富营养化程度达到70%,远远排在欧洲、非洲甚至亚太地区的前面。但京市城近郊区地下水中有机污染状况,浓度不高,污染呈点状分布。北京的地下水硬度达到450mg/L(毫克/升),刚刚达到生活饮用水卫生标准的规定。

关键词: 北京 自来水 水质 如何

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