Anh
logarithmic frequency interval
interval
Đức
Frequenzmaßintervall
logarithmisches Frequenzintervall
Pháp
intervalle logarithmique de fréquence
interval,logarithmic frequency interval /SCIENCE/
[DE] logarithmisches Frequenzintervall
[EN] interval; logarithmic frequency interval
[FR] intervalle logarithmique de fréquence