calcium copper phosphate 磷酸铜钙...magnesium-copper sulfide rectifier 镁-硫化铜整流器...perco copper sweetening 培柯铜盐脱臭...a copper captain 冒充有地位的人...carmichael copper extraction process 卡麦克尔提铜法...salvarsan copper 洒尔佛散铜...magnesicm-copper-sulphide recti-fier 硫化铜-镁整流器...white copper(a copper-nickel alloy) 白铜...annealed copper 轫铜...galvanized copper wire 镀锌铜线...zinc copper alloy (electro)plating 电镀黄铜...arsenical copper 砷铜...copper-sulfied rectifier 硫化铜整流器...copper base alloy 铜基合金...copper brush 铜刷...annealed copper wire 软火铜线...anode copper 阳极铜...copper foil laminate 敷铜箔板...oxidizing treatment for copper and its alloys 铜及其合金的氧化处理...neutral copper acetate 中性醋酸铜...copper-plated balls 镀铜的小球...
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