单词：bituminous lignite
沥青褐煤
单词：bituminous lignite 相关文章
Lignite is low grade coal which contains more moisture than high grade coal and is dirty to burn. Southland has ten areas with lignite. Solid Energy, which is a government company, plans to mine this lignite. The company has plans to build a $25m bri
发表于:2019-02-17 / 阅读(147) / 评论(0)
新西兰英语
新西兰英语