“保护基”的概念、定义、翻译、参考文献-科学参考

单词	保护基
释义	保护基 Encyclopedia 理学保护基释 protecting group保护基为了在后继反应中取得期望的化学选择性，前期对某个可能发生干扰的官能团进行修饰（该官能团碳中心的氧化还原度保持表观不变）而引入的基团。 Chemistry ＞有机化学＞有机合成化学＞释义 protecting group保护基
随便看	close configuration close-confinement close coupling approximation close-coupling approximation close coupling calculation close-coupling calculation close cultivation of grassland close curve closed closed-and-open set closed-and-open subset closed and unbounded set closed and unbounded set; club set closed arc closed architecture closed ball closed base closed basin closed boundary closed-box model closed braid closed broken line closed card sorting closed category closed cell

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。