coal cinder

  • 网络煤渣;煤核

coal cindercoal cinder

coal cinder

煤渣

外事工作常用英文词汇.doc - 豆丁网 ... 粉煤灰(煤尘)………. coal dust 煤渣……………………. coal cinder 煤灰………………

煤核

煤的组词、用法、造句、详细... ... ◎ 煤矸石[ gangue] ◎ 煤核[ coal Cinder;partly-burned coal] ◎ 煤核儿[ partly-burned briquet] ...

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