- xyloid coal
- 木煤
English-Chinese geology dictionary (英汉地质大词典). 2013.
English-Chinese geology dictionary (英汉地质大词典). 2013.
Xyloid Coal — Brown coal or lignite mostly derived from wood. California Energy Comission. Dictionary of Energy Terms … Energy terms
Lignite — For other uses, see Lignite (disambiguation). Lignite … Wikipedia