1 résultat(s) pour 'radio waves'
Radio waves
موجات الراديو (ar), Onda de radio (es), Onde radio (fr), Радиоволны (ru)
Electromagnetic waves
Microwaves
Allocation of frequencies, Antennas, Data processing, Radio engineering
Science
> Physical sciences
موجات الراديو (ar), Onda de radio (es), Onde radio (fr), Радиоволны (ru)
http://vocabularies.unesco.org/thesaurus/concept2076