| 单词 | bituminous coal |
| 释义 | bituminous coal (once / 21929 pages) n WORD FAMILY bituminous coal: bituminous coals USAGE EXAMPLES“He does odd jobs. And he’s an entrepreneur. He’s developing a technology to burn low-grade bituminous coal safely and efficiently.” Jeannette Walls, The Glass Castle(2005) Lignite is about 38 percent water, while the harder bituminous coal in China is about 20 percent water. Washington Times(Jan 31, 2016) This skews the emissions figures because it contains less carbon than higher grade bituminous coal. BBC(Aug 19, 2015) n rich in tarry hydrocarbons; burns readily with a smoky yellow flame Syn|Hypo|Hyper soft coal cannel coal a bituminous coal that burns with a luminous flame sea coalpulverized bituminous coal; used as a foundry facing coal fossil fuel consisting of carbonized vegetable matter deposited in the Carboniferous period |
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