请输入您要查询的字词:
单词
allene
释义
allene
Encyclopedia
理学
联烯
释
allene
联烯
含有两个连续的碳碳双键的碳氢化合物。
理学
丙二烯
释
propadiene; allene
丙二烯
最简单的含累积双键的烯烃。常与丙炔共存于石油裂解制乙烯过程中产生的碳三馏分中。分子式CH2═C═CH2。
Chemistry
>有机化学>有机化合物>释义
allene
联烯
随便看
barrier environment
barrier film
barrier-free computer technology
barrier-free design
barrier free reconstruction of historical and cultural relics protection buildings
barrier function
barrier function method
barrier iceberg
barrier island
barrier island system
barrier lake
barrier layer
barrierless reation
barrier methods
barrier penetration
barrier polymer
barrier problem
barrier reef
barriers in doctor-patient communication
barriers self-efficacy
barriers to exit
barrier synchronization
Barringer crater
Barrington Moore Jr
Barrington Moore school
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:2026/10/26 12:51:49