英语单词分类 轻松记单词

hf

hf基本解释

abbr.高频(=High Frequency)

hf同义词

  • hafnium[化]铪(金属元素...
  • high frequency高频

hf英英释义

Noun:
  • a grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals; used in filaments for its ready emission of electrons

  • 3 to 30 megahertz