електродинамічний гучномовець
multichannel speaker
speaker
external speaker jack
magnetic speaker
piezoelectric speaker
pneumatic speaker
acquisition speaker
roving speaker
non-permanent personnel
permanent / constant / standing combat readiness
permanent change of station
permanent commission
permanent defenses
permanent duty station
permanent emplacement
permanent fortification
permanent loss(es)
permanent officer
permanent order
permanent post
permanent promotion
permanent rank
permanent slot
permanent staff
permanent station
permanent works
permanent base
permanent marking system
permanent bi-strategic command staff
permanent distortion
permanent noise zone
permanent repair