英语词汇“bituminous coal”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

单词	bituminous coal
释义	Word Frequency bituminous coal noun a soft black coal, rich in volatile hydrocarbons, that burns with a smoky yellow flame. Fixed carbon content: 46–86 per cent; calorific value: 1.93 × 107 – 3.63 × 107J/kg Also called: soft coal
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