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

单词	subbituminous coal
释义	subbituminous coal subbituminous coal [¦səb·bə′tü·mə·nəs ′kōl] (geology) Black coal intermediate in rank between lignite and bituminous coal; has more carbon and less moisture than lignite.
随便看	operation safety requirements specification operations agreement operations analysis and research center operations analysis and simulation interface system operations analysis group operations analysis office air force operations analysis office, air force logistics command operations analysis strategic interactions simulation operations analyst operations and analysis center operations and business systems management operations and engineering board operations and engineering contract operations and engineering contractor operations and facilities council operations and ground system operations and information management operations and information systems management operations and inspections operations and integration operations and intelligence operations and intelligence tactical data systems operations and maintenance operations and maintenance, air force operations and maintenance, army contingency construction

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