通过对方铅矿结构、地球化学和原位铅同位素的研究,探讨大尹格庄金(银)矿床异常银富集的成因.银富集发生晚于金矿化,出现在大尹格......

　　A novel “wave” signal smoothing and mercury removing device has been developed for laser ablation quadrupole and m......

From the studies of ore deposit geologic settings, sulfur isotopes, lead isotopes, carbon isotopes and oxygen isotopes, ......