зона наявності шуму
noise floor; noise level
permanent noise zone
grid zone / grid-zone
zone standard time (zone time) (ZST)
killing zone / kill zone
grid zone designation / Grid Zone Designator
grey-zone / grey zone (international relations)
hundred-per-cent zone (one-hundred-per-cent zone)
no-fire zone / no fire zone
flight restriction zone / flight restricted zone (FRZ)
background noise
impulse noise
mock battle noise
signal-to-noise ratio (SNR; S/N)
noise suppression device
noise suppression system
acoustic noise
aircraft noise production program
balanced program of noise control
calculated noise level
current certified noise level
jet noise prediction technique
landing noise
turbulence-induced noise
atmospheric noise
attenuate noise
augmented lift system noise
environment control system noise
equivalent noise resistance
reduce noise
reference noise measurement point
reverse thrust noise