名词
中文翻译：精炼的生铁
同义词：
['pure pig iron', 'refined pig metal例句：1. The steel mill refines pig iron to produce steel.（钢厂将生铁精炼成钢材。）']
例句：
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1. The steel mill refines pig iron to produce steel.
钢厂将生铁精炼成钢材。
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2. The process of refining pig iron is crucial for the production of steel.
炼钢过程中精炼生铁至关重要。
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3. The refinery uses refined pig iron to make high-quality steel products.
炼油厂使用精炼生铁制造高质量的钢铁产品。