• 工作中遇到一粒绿色钻石鉴定特征进行了论述,阐述实验室对合成碳化硅的鉴定步骤。

    The identification characteristics of a green diamond encountered by the author are discussed in the paper and the identification procedure in lab is expatiated.

    youdao

  • 工作中遇到一粒绿色钻石鉴定特征进行了论述,阐述实验室对合成碳化硅的鉴定步骤。

    The identification characteristics of a green diamond encountered by the author are discussed in the paper and the identification procedure in lab is expatiated.

    youdao

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