Laowan

常見(jiàn)例句

• The magmatic dynamics of the Laowan granite and its relations with mineralization in Tongbai, Henan.
  河南桐柏老灣花崗巖巖漿動(dòng)力學(xué)與成鑛。
• Rare Earth Element Geochemical Characteristics of Laowan Gold Deposit in Henan Province: Trace to Source of Ore-Forming Materials
  河南老灣金鑛牀稀土元素地球化學(xué)對(duì)成鑛物質(zhì)來(lái)源的示蹤
• Laowan gold deposit
  老灣金鑛
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