单词 | ytterbium |
释义 | ytterbium音标[i't?:bi?m]汉语翻译n. 镱【化】 镱Yb 【医】 镱(70号元素) 词型变化:形容词:ytterbic 简写符号:Yb英语解释:名词 ytterbium:
详细解释:yt.ter.bi.um n.Symbol Yb (名词)符号 Yb A soft, bright, silvery rare-earth element occurring in two allotropic forms and used as an x-ray source for portable irradiation devices, in some laser materials, and in some special alloys. Atomic number 70; atomic weight 73.04; melting point 824=C; boiling point ,9'=C; specific gravity '.972 or '.54 (25=C) depending on allotropic form; valence 2, 3.See table at element 镱:一种柔软、明亮的银色稀土元素,存在于两种同素异形体中,被用作便携式的放射线治疗设备的X射线源,也用于一些激光物质和特殊合金中。原子序数70;原子量73.04;熔点824=C;沸点,9'=C;比重依两种同素形体'.972或'.54(25=C);化合价2,3参见 element 来源:After Ytterby , a town in Sweden 源自 依特白 ,瑞典一城镇 【引伸】 ytter.bic |
随便看 |
|
英语词典包含435040条英汉在线翻译词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。