请输入您要查询的字词:
单词
缩乙二醇醚
释义
缩乙二醇醚
Encyclopedia
工学
缩乙二醇醚
释
polyethylene glycol
缩乙二醇醚
乙二醇缩合物的总称。结构通式为HO(CH2CH2O)nCH2CH2OH(n=1,2或3),常指2~4个乙二醇的缩合产品,依次称为二乙二醇醚(二甘醇)、三乙二醇醚(三甘醇)和四乙二醇醚(四甘醇),沸点分别为245.0℃、287.4℃和327.3℃。
随便看
trophonucleus
trophophyll
trophy
trophyism
tropia
tropic
tropic ageratum herb
tropical
tropical arid-semiarid climate
tropical century
tropical climates
tropical cloud cluster
tropical crop meteorology
tropical cyclone
tropical cyclone forecast Model
tropical cyclone T index
tropical depression
tropical easterly jet
tropical easterly wave
tropical electric apparatus
tropical eosinophilia
tropical-extratropical interaction
tropical fish
tropical forest
tropical fruit industry
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:2025/10/13 6:12:59