请输入您要查询的字词:
单词
etherification
释义
etherification
Encyclopedia
工学
醚化
释
etherification
醚化
两个醇(酚)分子间脱水反应,或烯烃与醇加成反应生成醚类化合物的过程。其中醇分子间脱水醚化反应通常采用活性氧化铝或沸石分子筛作催化剂,烯烃与醇加成醚化反应采用大孔强酸性阳离子交换树脂、沸石分子筛、杂多酸等作催化剂。通常醚化主要指烯烃与醇的加成反应。
理学
醚化
释
etherification
醚化反应
醇或酚分子中羟基的氢原子被烷基或芳基取代而醇醚化或酚醚化的反应。
随便看
teacher evaluation
teacher expectation
teacher for general knowledge course
teacher for specialized courses
teacher identity
teacher in different grades
teacher in different subjects
teacher in role
teacher knowledge
Teacher Law of the People's Republic of China
teacher leadership
teacher learning
teacher made test
teacher media literacy
teacher merit pay system
teacher metaphor
teacher normal school in tongzhou
teacher of ideological and political theory courses in colleges and universities
teacher online professional learning and development
teacher paid by the local people
teacher professional development
teacher professional development institution
teacher professional ethics
teacher professionalization
teacher professional learning community
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。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/7/13 7:11:38