下列有关水的说法不正确的是 A水是由氢元素和氧元素组成的b矿泉水属于纯净物c生活污水应处理后排放d净化水的方法有吸附沉淀过滤和 Template




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tomski下列有关水的说法不正确的是 a水是由氢元素和氧元素组成的b矿泉水属于纯净物c生活污水应处理后排放d净化水的方法有吸附沉淀过滤和 coloring