单词：charred coal
charred coal的用法和样例：
例句
- I immediately recognized the charred traces of a fire.我一下子就辩认出了水烧过后留下的焦炭痕迹。
- The gas and petrol are examples of secondary fuels by which coal and oil may be more effectively used.焦炭，煤气和汽油是更加有效地利用煤和石油的第二级燃料的范例。
- The last possible result is that China's domestic demand for coking coal rising prices.而最后可能出现的结果是中国国内焦煤需求上升，价格上涨。
- The coke dry quenching plant and pneumatically selective crushing technology for cokemaking coal of the company are narrated in detail.并对该公司的干熄焦装置和炼焦煤风动选择粉碎技术作了详述。
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