lutetium

名词 lutetium:

1. a trivalent metallic element of the rare earth group; usually occurs in association with yttrium
   同义词：lutecium, Lu, atomic number 71

lutetium 也作 lu.te.ci.um

n.Symbol Lu （名词）符号 Lu
A silvery-white rare-earth element that is exceptionally difficult to separate from the other rare-earth elements, used in nuclear technology. Atomic number 7; atomic weight 74.97; melting point ,''3=C; boiling point 3,395=C; specific gravity 9.840 (at 25=C); valence 3.See table at element
镥：一种很难从其它稀有元素中分离出来的用于核技术的银白色稀有元素。原子序数7；原子重量74.97；熔点,''3=C；沸点3,395=C；比重9.840（温度25=C时）；化合价3参见 element

来源：
Latin Lutetia [ancient name of Paris, France]
拉丁语 路特蒂亚 [法国巴黎古时的名称]
-ium
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