名词
中文翻译：Unknown
同义词：
['铅矿熔炉，铅矿熔炉例句：1. The lead ore hearth is a crucial part of the mining process.（铅矿熔炉是采矿过程的关键部分。）2. The lead ore hearth was used to extract lead from the ore.（铅矿熔炉被用来从矿石中提取铅。）']
例句：
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1. The lead ore hearth is a crucial part of the mining process.
铅矿熔炉是采矿过程的关键部分。
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2. The lead ore hearth was used to extract lead from the ore.
铅矿熔炉被用来从矿石中提取铅。
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3. The lead ore hearth was a significant source of energy for the mine.
铅矿熔炉是该矿的重要能源来源。