名词
中文翻译：Unknown
同义词：
['fire refining', 'fire processing', 'pyrometallurgy']
例句：
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1. The process of fire-refining copper is crucial for the production of high-quality steel.
火精炼铜过程对于生产高品质钢材至关重要。
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2. In pyrometallurgy, molten metal is refined through a series of chemical reactions.
在冶金学中，通过一系列化学反应来精炼熔融金属。
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3. The company specializes in the fire-refining of copper ore to produce high-purity copper.
该公司专门从事铜矿石的火精炼工作，以生产高纯度的铜。