名词中文翻译
中文翻译：头煤
同义词：
['coal', 'bituminous coal', 'anthracite coal']
例句：
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1.The mine produces a significant amount of head coal each year.
该矿每年生产大量的头煤。
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2.Head coal is used in the production of various industrial products.
头煤被用于生产各种工业产品。
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3. The mining company has been using advanced technology to extract more efficient head coal.
这家矿业公司一直在使用先进的技术来提取更有效的头煤。