“D层”的概念、定义、翻译、参考文献-科学参考

单词	D层
释义	D层 Encyclopedia 理学D层释 D regionD层电离层的底部，电离度较低（包括多种原子离子团）的大气所构成的一层，位于60～90千米的区域。 Astronomy D layerD层
随便看	Dictionary of Archival Terminologygy Dictionary of Botany Dictionary of Chemical Technology Dictionary of Chinese Archival Documents dictionary of Chinese characters Dictionary of Chinese Kunqu Opera Dictionary of Chinese Yu Opera dictionary of (classical) allusions dictionary of cognate words dictionary of colloquialisms dictionary of common sayings Dictionary of Contemporary German Language dictionary of difficulties Dictionary of Economics dictionary of expressions Dictionary of French Academy Dictionary of Geology and Mineralogy dictionary of grammar dictionary of hard words dictionary of idiomatic expression dictionary of idiomatic phrases dictionary of idioms dictionary of loan words dictionary of names Dictionary of New Knowledge

科学参考收录了854744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。