copperumn.铬铜合金
coppern.铜;铜币;警察;紫铜色;有紫铜色翅膀的小蝴蝶vt.镀铜
copper dust disease铜屑沉着病
copper magnet alloy磁性铜合金
copper oxyphosphate[医] 氧磷酸铜
copper lead bearing铜铅合金轴承
copper oxidized ore氧化铜矿
copper electrolytie铜电解液
copper wiling ingot紫铜锭
copper interconnect铜互连
Copper rolling mill连轧机
copper plated steel镀铜钢板,包铜钢