A Study on Mineralization of the Xifanping Deposit--The Role of Reduced-Sulfur in the Formation of Porphyry Copper Deposit是什么意思_A Study on Mineralization of the Xifanping Deposit--The Role of Reduced-Sulfur in the Formation of Porphyry Copper Deposit在线翻译_英语_读音_用法_例句