copperwaren.[总称]铜器
coppern.铜;铜币;警察;紫铜色;有紫铜色翅膀的小蝴蝶vt.镀铜
copper electrolysis wastewater铜电解废液
copper-aluminium welding rod铜铝焊条
copper covered steel conductor铜包钢线,钢芯铜线
copper acetate meta-arsenite乙酸亚砷酸铜
Copper Pipe Links Copper Plats铜管套铜片
copper ion selective electrode铜离子选择电极
Copper and Copper Alloy Powder铜及铜合金粉新材料
copper oxide photovoltaic cell氧化铜光生伏打电池