[He4 zi1] /Hertz (name)/Heinrich Hertz (1857-1894), German physicist and meteorologist, pioneer of electromagnetic radiation/Herz (Hz) or cycles per second, unit of frequency/
  [he4 zi1] /Hertz (u.E.)/
  [He4 zi1] /Hertz/
Visszatérés a(z) „赫茲” laphoz.