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一种特殊的海绵能吸收污染物并将其释放出来以供再利用
随着水道越来越多地受到藻类繁殖以及农业径流和工业废物的污染,研究人员正在开发去除磷酸盐、铜和锌等有害物质的新方法。现有的解决方案虽然有效,但往往价格昂贵,而且只能一次性使用。
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