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selective calling system

зв’яз., трансп., політ. système d'appel sélectif
 Англійський тезаурус
selective calling system
авіац., Канада A system that provides an automatic and selective method of calling any aircraft. Voice calling is replaced by the transmission of code tones to the aircraft over the international radiotelephony channels. This system is installed on all international frequencies at Canadian stations.
selective calling system
: 3 фрази в 1 тематиці
Зв’язок3