a gas which can be liquefied only at very low temperatures (such as oxygen, hydrogen, or air), and was formerly believed to be incapable of…
单词 | θ71508 |
释义 | the world > matter > chemistry > chemical substances > named gases > [noun] > types (3) permanent gas1800 a gas which can be liquefied only at very low temperatures (such as oxygen, hydrogen, or air), and was formerly believed to be incapable of… carrier gas1887 a gas mixed with a volatile material so that it can be made to flow through an apparatus, e.g. as an inert vector in chromatographic analysis (cf… flue-gas1898 any mixture of gases from the flues of chemical or smelting factories. |
随便看 |
|
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。