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Gaokao Chemistry Practice Question

《医学入门》中记载我国传统中医提纯铜绿的方法: “水洗净, 细研水飞, 去石澄清, 慢火熬干, ”其中 末涉及的操作是

  1. A.洗涤
  2. B.粉碎
  3. C.萃取
  4. D.蒸发

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