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ложный сигнал тревоги stresses
sec.sys.	false alarm
tech.	tamper alarm signal (где здесь "ложный"? просто сигнал anti-tamper alarm system muzungu)
ложный сигнал пожарной тревоги
fire.	accidental alarm; false call

ложный сигнал тревоги: 12 phrases in 10 subjects

Aviation	1
Electronics	1
Energy industry	1
Firefighting and fire-control systems	3
Information security and data protection	1
Military	1
Programming	1
Quality control and standards	1
Security systems	1
Technology	1