冶金用煤
词语: 冶金用煤
解释: metallurgical coal
词典: 能源专业汉英词典
冶金用煤 相关解释
metallurgical coal 〔名词〕炼焦煤,冶金用煤
metallurgical coal 冶金用煤
冶金用煤 metallurgical coal
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