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infrasound

['ɪnfrəsaʊnd] rzecz.
nauk f. infrassons
opiek. infrassom
infrasound Vibrations of the air at frequencies too low to be perceived as sound by the human ear, below about 15 hertz ['ɪnfrəsaʊnd] rzecz.
ochr.środ. infra-sons
 Angielski tezaurus
infrasound ['ɪnfrəsaʊnd] rzecz.
wojsk. Very low-frequency sound which can travel long distances and easily penetrate most buildings and vehicles
infrasound
: 1 do fraz, 1 tematyki
Nauki przyrodnicze1