контроль за шумом
noise floor; noise level
balanced program of noise control
environment control system noise
noise control technique
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
calculated noise level
current certified noise level
jet noise prediction technique
landing noise
turbulence-induced noise
atmospheric noise
attenuate noise
augmented lift system noise
equivalent noise resistance
reduce noise
reference noise measurement point
reverse thrust noise
working group on aircraft noise
certificated noise level
certification noise level database
certification noise value
non-noise certificated aircraft
standard noise level
aerodynamic noise
aggregate noise duration