“electrocyclic reaction”的概念、定义、翻译、参考文献-科学参考

单词	electrocyclic reaction
释义	electrocyclic reaction Encyclopedia 理学电环[化]反应释 electrocyclic reaction电环化重排共轭体系两端的原子环合形成新的σ键，形成比原来分子少一个π键的产物的反应。是周环反应的一类。又称电环化反应。
随便看	second-harmonic imaging microscopy second harmonic wave second Harnack theorem second home second homotopy theorem second horizontal-circulation flow second incompleteness theorem Second Index Catalogue of Nebulae and Clusters of Stars Second Institutional Act second integral second isodynamic point second isogonic center second isomorphism theorem second kind second language Second Language Acquisition and Learner’s Dictionaries Second Language Acquisition Studies second language developmental patterns second language knowledge second language learning aptitude second language learning motivation second language learning strategies second language learning style second language proficiency Second Language Research

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。