сертифікований рівень шуму
non-noise certificated aircraft
certificated air carrier
noise floor; noise level
calculated noise level
current certified noise level
certification noise level database
standard noise level
effective perceived noise level
level flight noise requirements
maximum noise level
maximum permissible noise level
maximum tone corrected perceived noise level
measured noise level
monitored noise level
noise level
noise level as a function of take-off mass
noise level radiation
noise pressure level
peak perceived noise level
perceived noise level
permissible noise level
depot maintenance (beyond O and I level activities, performed in an industrial-type facility) / D-level maintenance
surveyor's level (surveying level, tbc)
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