copper waste的用法和樣例：
例句
- The pressure oxidative leaching of copper slag with high iron and silicon content was studied systematically.
對火法煉鉛產高硅高鐵含銅渣進行了氧壓硫酸浸出過程研究。 - Some matters appeared during experiments of direct vitrification of melt copper slags were preliminarily discussed in this paper.
冶鍊液態銅渣不經水淬直接玻化成飾面玻璃材料。
