片语
Electrolytic refined copper电解铜
fire-refined copper anode火精炼铜阳极
blister and refined unwrought copper粗炼的和精炼的未锻铜
Refined Copper Foil精炼铜箔
fire reel refined copper炉精炼铜
fire-refined tough-ptiched copper火法精炼韧铜
Pure refined copper floor drain纯精铜地漏
fire refined copper火法精炼铜
electrolytical refined copper电解铜