短語(yǔ)詞組短語(yǔ)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(chǎng)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