In Baiyangchang orefield, Ag is the main metallogenetic element.The paragenetic elements are Cu, Pb, Zn and Hg.It is the first middle scale independent Ag deposit discovered in West Yunnan.是什么意思_In Baiyangchang orefield, Ag is the main metallogenetic element.The paragenetic elements are Cu, Pb, Zn and Hg.It is the first middle scale independent Ag deposit discovered in West Yunnan.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句