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 返回 Laowan