“vitrain”的概念、定义、翻译、参考文献-科学参考

单词	vitrain
释义	vitrain [`vi´trān] ^GEOLOGY A brilliant black coal lithotype with vitreous luster and cubical cleavage. Also known as pure coal.
随便看	natural period natural pressure cycle natural radiation natural radioactivity natural radio-frequency interference natural red natural remanent magnetization natural resonance natural resource natural scale natural science natural-seasoned lumber natural selection natural splitting natural steel natural transmission natural tunnel natural uranium natural uranium reactor natural ventilation natural ventilation pressure natural wavelength natural well natural width of energy level Naucoridae

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。