Concept information

Preferred term

 

Definition

  • 一种具有延展性的银白色碱金属元素,在地壳中含量排第五,通常以碳酸钙的形式存在。它是骨骼和牙齿的基本成分,并且用来作钢铁的还原剂。

Broader concept

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URI

http://www.eionet.europa.eu/gemet/concept/1111

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