GEMET
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Definition

一种非常坚硬的无色的非金属晶体元素,以不纯的形式存在于一种棕色无定形粉末。它主要出现在硼砂中,并在硬化钢中使用。

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  • Boron
Scope note

Scope note is not available.

Concept URL: http://www.eionet.europa.eu/gemet/concept/965