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古老粪便或有助于揭示人类迁移史
source link: https://tech.sina.com.cn/d/c/2018-12-02/doc-ihpevhcm7439258.shtml
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新浪科技讯北京时间12月2日消息，据国外媒体报道，“眼不见为净”是我们冲马桶时的普遍心态。但上个世纪时，一些化学家却不走寻常路，想弄清这些人体废物究竟去了哪里，并提出了多种测量污水中粪便污染程度的方法。这些既包括水处理厂排出的废水，也包括环
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