编码描述:,of copper-nickel base alloys (cupro-nickel),of copper-nickel base alloys (cupro-nickel) or copper-nickel-zinc base alloys (nickel silver),of copper-nickel-zinc base alloys (nickel silver) 编码来源:韩国原始海关数据 产品标签: copper,bottles,receivers,automobile,d rings,nuts,radio navigational aid apparatu,rubber band,stoppers,lora