coaltarn.煤焦油
coaln.煤;木炭vt.烧成炭;供应煤vi.加煤;装煤
coal-fred power plant火电厂
coal burning caloricity燃煤发热量
coal ash carbon content灰渣含碳量
coalescence temperature聚结温度
coal preparation system选煤系统
Coal mine gas explosion瓦斯爆炸
coal refuse backfilling矸石充填
coalescence in emulsion乳化液的聚结
coal and water separate煤水分离
coal gas-fired boiler燃高炉煤气锅炉