“charcoal”的概念、定义、翻译、参考文献-科学参考

单词	charcoal
释义	charcoal [`chär´kōl] ^MATERIALS 1. Also known as char. 2. A porous solid product containing 85-98% carbon and produced by heating carbonaceous materials such as cellulose, wood, or peat at 500-600°C in the absence of air. 3. The residue obtained from the carbonization of a noncoking coal, such as subbituminous coal, lignite, or anthracite. 4. See <<low-temperature coke>>
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