名词中文翻译
中文翻译：无烟煤
同义词：
['bituminous coal', 'anthracite coal']
例句：
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1. The nonbanded coal mine is located in the northwest of China.
无烟煤矿位于中国西北部。
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2. The bituminous coal has a high calorific value and can be used for heating purposes.
烟煤具有高热值，可用于取暖。
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3. Anthracite coal is known for its hardness and resistance to oxidation.
无烟煤因其硬度和抗氧化性能而闻名。