“perbituminous”的概念、定义、翻译、参考文献-科学参考

单词	perbituminous
释义	perbituminous [¦pǝr·bǝ`tü·mǝ·nǝs] ^GEOLOGY Referring to bituminous coal containing more than 5.8% hydrogen, analyzed on a dry, ash-free basis.
随便看	observable operator observable quantity observational day observation of fire observation spillover observation well observed fire observed latitude observed longitude observed position observer observing angle obsession obsessive-compulsive neurosis obsessive-compulsive personality obsidian obsidianite obsolescence obsolete obstacle obstacle clearance obstacle clearance box obstetric obstetrical analgesia obstetric forceps

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