mineral preparation

• 选矿

mineral preparation的用法和样例：

例句

1. The separation of pyrite and arsenopyrite is always one of the difficulty subjects in mineral processing.
   硫砷分离一直是选矿界所面临的难题之一。
2. Flowsheet study of mineral processing technology for Deqin Yangla complicated copper sulphide ore is conducted in this paper.
   对德钦羊拉嵌布复杂的硫化铜矿石进行选矿工艺流程试验。