crown ether是什么意思，crown ether的意思翻译、用法、同义词、例句
常用词典
[有化] 冠醚
例句
It is a challenge for people to design more highly selective crown ether for single metal ions.
如何设计对单一金属离子具有高选择性的冠醚，一直是人们所面临的具有挑战性的课题。
This paper contains the following three part research work: Synethsis of crown ether-based ionic liquids.
本论文主要包括以下三个部分的研究工作：冠醚型离子液体的合成。
This is an overall review about the development of synthesis and applications of chiral crown ether compounds.
对近几年来的手性大环冠醚化合物的合成及应用研究进展作了较为全面的综述。
Several crown ether derivatives possessing phenanthroline groups were prepared and their gelation properties with ammonium were investigated.
本文设计合成了几种含邻菲咯啉的冠醚衍生物，并研究了它们与几种铵盐形成水凝胶的行为。
Excellent selectivity was obtained for the separations of polar position isomers. The benzamide substituent group on crown ether makes the stationa…
由于冠醚上引入苯甲酰胺取代基，因而对苯胺类及不经衍生化的碱性化合物能特殊选择性地分离。
网络扩展资料
Crown
例句：
- She wore a beautiful crown on her wedding day. (她在婚礼当天戴了一顶漂亮的皇冠。)
- The crown of the tree was covered in snow. (树顶被雪覆盖。)
用法：
Crown 通常指皇冠，是国王或女王等统治者的象征。此外，它还可以指物体的顶部或最高点，如树冠、建筑物的顶部等。
近义词：
tiara, coronet
反义词：
base, bottom
Ether
例句：
- The patient was given ether to help her sleep. (医生给病人醚以帮助她入睡。)
- The chemist was working with ether in the laboratory. (化学家在实验室里使用醚。)
用法：
Ether 是一种化学物质，有时用于制药和实验室研究。此外，它还可以指一种使人昏迷或失去知觉的药物。
近义词：
anaesthetic, sedative
反义词：
stimulant