GEMET

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化学元素 > 第二族元素 > 钙

Preferred term

钙

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。

第二族元素

http://www.eionet.europa.eu/gemet/theme/6 (gemet)

CHEMISTRY, SUBSTANCES, PROCESSES (en)
gemet:groupCollection (gemet)
gemet:superGroupCollection (gemet)
HUMAN ACTIVITIES AND PRODUCTS, EFFECTS ON THE ENVIRONMENT (en)

URI

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

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