“氮”的概念、定义、翻译、参考文献-科学参考

单词	氮
释义	氮 Encyclopedia 理学氮释 nitrogen氮化学元素，元素符号N，原子序数7，原子量14.007，属周期系ⅤA族。 Astronomy 全称：nitrogen。缩写：N氮 Chemistry ＞无机化学＞无机化学基本概念与无机化合物＞释义 nitrogen氮
随便看	double taxation double taxation conventions double-taxed household doubleteeth pubescent angelica root double tensor doublet flow doublet function double thread polymer double-time Green function double-time Green's function doublet lens doublet objective double torus double-track grain prices system double tracks sign double track system for electronic records and paper records double trailer combination vehicle double transformation double-transistor random-access memory double transit double transitive group double triangle lattice doublet structure double twist double twist of filament

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。