deney balonu

listen to the pronunciation of deney balonu
Türkisch - Englisch
pilot balloon
A small unmanned balloon whose ascent is followed by a theodolite to obtain data for the computation of the speed and direction of winds in the upper air
hot-air balloon filled with gas and used for observation and information gathering
A small balloon used to determine wind velocity
meteorological balloon used to observe air currents
A small, unmanned balloon sent up to indicate the direction of air currents