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passive infrared

stresses
mil., avia. пассивная инфракрасная система (system)
radioeng. пассивное ИК излучение; ИК излучение, принимаемое бесподсветочным устройством
 English thesaurus
Passive InfraRed
abbr., astronaut., mil. PIR (sensor)
passive infrared
: 43 phrases in 10 subjects
Astronautics1
Automated equipment2
Mass media1
Military13
Mobile and cellular communications1
Quantum electronics1
Radioengineering8
Security systems6
Technology9
Telecommunications1

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