网络释义专业释义英英释义
...么元素 Nb 铌拼音 [ní] 铌(Nb,Niobium) 原子序数41，原子量92.906 “Nb”什么化学元素 铌 niobium（女神尼俄伯）一种化学元素。
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niobium pentoxide 五氧化二铌
niobium oxide 五氧化二铌
niobium carbide [无化] 碳化铌
Niobium nitride 氮化铌 ; 一氮化铌
niobium boride 硼化铌
niobium oxalates 草酸铌
niobium silicide 硅化铌 ; 三硅化五铌
niobium [ nai'əubiəm ]
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n.
a soft grey ductile metallic element used in alloys; occurs in niobite; formerly called columbium
同义词： Nb atomic number 41
以上来源于: WordNet
柯林斯英汉双解大词典
niobium /naɪˈəʊbɪəm/
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1.
N a ductile white superconductive metallic element that occurs principally in columbite and tantalite: used in steel alloys. Symbol: Nb; atomic no: 41; atomic wt: 92.90638; valency: 2, 3, or 5; relative density: 8.57; melting pt: 2469±10°C; boiling pt: 4744°C 铌 (Former name columbium)
双语例句权威例句
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A black mineral that is an ore of niobium and '.
一种黑色矿物，是铌、钽矿石。
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The niobium superconducting cavities shown here could prove useful for waste transmutation.
此处展示的铌超导腔已经证明可以用于废料嬗变。
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It is difficult to separate from niobium, the element above it in the periodic table, with which it shares many properties.
很难将它与铌分开，铌是周期表中钽的上面一个元素，两者具有许多共同的性质。
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