згасання звуку в повітрі
sound ranging (artillery sound ranging)
attenuation factor
attenuation ratio
attenuation
attenuation treatment
radiation attenuation factor
throttle PID attenuation (TPA)
air registration point (in sound ranging)
clicking sound
communications by sound
high-intensity sound
sonar (sound navigation and ranging)
sound communication
sound wave
sound-absorbent tile
stun grenade / flash grenade / flashbang / thunderflash / sound bomb
artillery sound reconnaissance
supersonic speed (exceeds speed of sound / Mach 1)
sound damping
aerial sound ranging
high-frequency sound waves
sound-proof compartment
background sound pressure level
overall sound pressure level
adjusted slope of sound pressure level
atmospheric sound absorption
change in slope of sound pressure level
slope of sound pressure level
aircraft sound proofing
average slope of sound pressure level
final background sound pressure level
heat insulation-sound proofing