“first sound”的概念、定义、翻译、参考文献-科学参考

单词	first sound
释义	first sound [`fǝrst ´sau̇nd] ^CRYOGENICS Ordinary sound in helium II, in which pressure and density variations are propagated; in contrast to second sound.
随便看	charmed particle charmed quark charmonium Charmouthian charnockite charnockite series Charon Charophyceae Charophyta Charpak-Massonet current distribution system Charpit's method Charpy test charring ablator chart chartaceous chart catalog chart comparison unit chart convergence chart datum chart desk charted depth charted visibility chart house chartlet chartometer

科学参考收录了103327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。