ଅର୍ଥ : A grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals. Used in filaments for its ready emission of electrons.
ସମକକ୍ଷ : atomic number 72, hafnium
ଅନ୍ୟ ଭାଷାରେ ଅନୁବାଦ :
ଅର୍ଥ : 3 to 30 megahertz.
ସମକକ୍ଷ : high frequency