Objective To investigate the changes of microelement in curde and calcined pyritum, and approach the process mechanism of pyritum.
高婵，李伟东，李俊松，丁霞，蔡宝昌【摘要】目的考察自然铜炮制前后微量元素的含量变化，以探讨自然铜炮制机理。
Objective To investigate the changes of microelement in curde and calcined pyritum, and approach the process mechanism of pyritum.
高婵，李伟东，李俊松，丁霞，蔡宝昌【摘要】目的考察自然铜炮制前后微量元素的含量变化，以探讨自然铜炮制机理。
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