古代人是怎么净水的？明矾净水的原理是什么？为什要用氯气消毒？_哔哩哔哩

Name: %E5%8F%A4%E4%BB%A3%E4%BA%BA%E6%98%AF%E6%80%8E%E4%B9%88%E5%87%80%E6%B0%B4%E7%9A%84%EF%BC%9F%E6%98%8E%E7%9F%BE%E5%87%80%E6%B0%B4%E7%9A%84%E5%8E%9F%E7%90%86%E6%98%AF%E4%BB%80%E4%B9%88%EF%BC%9F%E4%B8%BA%E4%BB%80%E8%A6%81%E7%94%A8%E6%B0%AF%E6%B0%94%E6%B6%88%E6%AF%92%EF%BC%9F
Uploaded: 2025-07-25T21:19:51.345Z
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