cardiac sound characteristic waveform
heart sound characteristic waveform HSCW
cardiac cardiac vascular disease
cardiac sound monitor and detector
cardiac sound transducer
back-ground cockpit sound characteristic
sound characteristic property
characteristic waveform
characteristic waveform interpolation
characteristic waveform interpolation CWI
waveform characteristic
a sound mind in a sound body
infra-audible sound (=infrasonic sound)
rate of sound and attenuation of sound
sound absorption-sound insulation-vibration isolation technology
sound intensity and sound intensity level
sound navigation and ranging or sound radar