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 uroporphyrinⅢ铜尿卟啉
copper precipitates铜沉淀物
copper-containingn.含铜
copper-nickel ore铜镍矿砂
copper - gold ore铜金矿
coppered steel wire镀铜钢丝
copper sulfate test硫酸铜试验
copper coulombmeter[电] 铜解电量计
Copper-Hewitt arc古柏海卫特弧
copper colour cloth古铜色布