编码描述:,of copper-nickel base alloys (cupro-nickel) or copper-nickel-zinc base alloys (nickel silver),of copper-nickel-zinc base alloys (nickel silver),of copper-niskel base alloys (cupro-nickel) 编码来源:韩国原始海关数据 产品标签: copper,alloys,wooden furniture,arts,tin base alloy,cupro,cards inc,bobbin,dye,bronze