名词
中文翻译：焦炭
同义词：
['coking coal', 'coke', 'coke oven']
例句：
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1.The formcoke is used in the production of steel.
炼焦煤用于生产钢铁。
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2. The formcoke was burned to produce energy.
炼焦煤被燃烧以产生能量。
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3. The formcoke is a byproduct of the iron ore processing process.
炼焦煤是铁矿石加工过程的副产品。