hafnium
/haf-nee-uhm, hahf-/US // ˈhæf ni əm, ˈhɑf- //UK // (ˈhæfnɪəm) //
铪,铪合金,铪铪,铪元素
Definitions
n.名词 noun
- 1
Chemistry.
- : a gray, toxic metallic element with a high melting point, found in most zirconium minerals. Symbol: Hf; atomic weight: 178.49; atomic number: 72; specific gravity: 12.1.
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