ore concentrate

短语词组

短语

• Other metal ore and concentrate 其他金属矿砂及精矿
• zinc ore concentrate 锌精矿
• rare earth ore concentrate 稀土精矿
• Sulfur ore concentrate 硫精矿
• copper ore concentrate market 铜精矿市场
• indium sulphide ore concentrate 硫化铟精矿
• baotou iron ore concentrate 包头铁精矿
• upgrading iron ore concentrate 提高铁精矿品位
• iron ore concentrate 铁精矿
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