niobium
英
[naɪ'əʊbiəm]
美
[naɪ'oʊbiəm]
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Noun:
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a soft grey ductile metallic element used in alloys; occurs in niobite; formerly called columbium
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用作名词 (n.)
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I also wish to know about the Reactor Grade Niobium sheet.
我并且希望知道关于反应器等级铌板料。
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Niobium is the metallic element with the highest transition temperature.
铌是转变温度最高的金属元素。
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海词词典,十七年品牌