“polar effect”的概念、定义、翻译、参考文献-科学参考

单词	polar effect
释义	polar effect Encyclopedia 理学极性效应释 polar effect极性效应由于取代基（与氢原子相比）具有给电子或是吸电子性质，使分子某些部分的电子密度下降或上升，从而使反应分子在某个阶段带有正电荷（或部分正电荷）或负电荷（或部分负电荷）的效应。又称电子效应。 Astronomy polar effect磁极效应 Chemistry ＞有机化学＞物理有机化学＞释义 polar effect极性效应
随便看	projective tower projective transfer projective transformation projective transformation group projective unitary group projective variety projective vector projective zero projectivity projectivity condition projectivization projectized organization project legal person responsibility system project legal person system Project Lesson Learned Report Project Life Cycle Cost Project Life-Cycle Management project life cycle management project life-cycle management Project Macro Environment Evaluation and Review project management project management association project management body of knowledge Project Management by Objective projectmanagementcertifications

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。