secondary sulfide

• 次生硫化铜矿

secondary sulfide的用法和样例：

例句

1. The effects of magnetic treatment on flotation behavior of primary porphyry copper-sulphide ore and high sulphur secondary copper-sulphide ore were investigated.
   研究了磁化处理对斑岩型原生硫化铜矿和高硫次生硫化铜矿浮选的影响。