在熔炼过程中，矿石将要被加热到几乎摄氏两千度（华氏三千六百度）。
The ore will be heated toalmost 2, 000 degrees Celsius (3, 600 degrees Fahrenheit) during smelting.
这个大型工厂里熔炼矿石。
促进生物降解的另一个应用是从矿石或金属含量很低的不能熔炼的矿渣中回收金属。
Another application of biodegradation enhancement is the recovery of metals from ores and mining tailings with metal levels too low for smelting.
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