Sn-Ag-Cu-Bi 锡银铜铋
Sn-Ag-Cu lead-free alloy 无铅合金Sn
Ag-Sn-Cu 环保锡膏
Ag-Cu-Sn 文件名称
The Shanghai economic district is rich in mineral resources of following varieties: mainly Cu, Pb, Zn, W, Sn, Mo, Mn, Au, Ag, REE, Nb and Ta.
上海经济区蕴藏着丰富的金属矿产资源，主要有铁、铜、铅、锌、钨、锡、钼、锰、金、银、稀土、铌、钽等矿种。
The associated gold mineralization can be classified into two types: Au (Ag) -bearing polymetallic skarn sulphide Sn-Cu deposit and Au-be.
伴生金矿床可分为含金(银)多金属矽卡岩硫化锡铜矿床及含金脉(层)状锡铅矿床。
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