Anh
meteorological balloon
sounding balloon
Đức
Radiosonde
Registrierballon
Sondierballon
Pháp
ballon-sonde
Radiosonde,Registrierballon,Sondierballon /SCIENCE,TECH/
[DE] Radiosonde; Registrierballon; Sondierballon
[EN] meteorological balloon; sounding balloon
[FR] ballon-sonde