低级煤
词语: 低级煤
解释: lean coal
词典: 建筑专业汉英词典
低级煤 相关解释
lean coal 〔名词〕瘦煤,短焰煤
lean coal 〔名词〕低级煤,瘦煤,短焰煤
低级煤 grizzle
低级煤 grizzle;low-grade coal
低级煤 inferior coal;lean coal;low rank coal;low-grade coal;poor grade coal
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