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опознавательный сигналstresses
astronaut. identifier; identity signal
construct. identification beacon
law challenge
mil. identification signal; authenticator
nautic. distinguishing signal; identification sign; recognition signal
опознавательные сигналы
gen. challenge
опознавательный сигнал: 21 phrases in 11 subjects
Automobiles1
Aviation1
Computers1
Construction1
Electronics1
General1
Household appliances1
Law1
Makarov1
Military7
Technology5