gold concentrate containing copper

 
  • 含銅金精礦

gold concentrate containing copper的用法和樣例:

例句

  1. At the same time, import agent Braille reflective powder powder Green Gold bronze powder imported colorful powder.
    同時代理進口凸字粉反光粉青金粉銅金粉進口七彩粉。

gold concentrate containing copper的相關資料:

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