短语词组短语iron manganese ore bed 铁锰矿床iron oreiron ore mine 铁矿iron -ore slag 铁矿渣Iron powdered ore 铁矿粉;或称铁矿粉micaceous iron -ore 云母铁矿Hainan iron powder ore 海南铁矿粉矿iron sulphide ore 硫化铁矿石Iron -ore 铁矿 返回 iron ore