ore concentrate
短語詞組
- Other metal ore and concentrate 其他金屬礦砂及精礦
- zinc ore concentrate 鋅精礦
- rare earth ore concentrate 稀土精礦
- Sulfur ore concentrate 硫精礦
- copper ore concentrate market 銅精礦市場
- indium sulphide ore concentrate 硫化銦精礦
- baotou iron ore concentrate 包頭鐵精礦
- upgrading iron ore concentrate 提高鐵精礦品位
- iron ore concentrate 鐵精礦 返回 ore concentrate