constrained acoustic radiator

centralized acoustic and diffusion acoustic

2008 acoustic environment prospect

2D acoustic wave problems

3-D acoustic field

3-D acoustic wave equation

a fiber acoustic sensor

a psychological acoustic model

AC acoustic time

AC acoustic travel time

acoustic

Acoustic (al) log

acoustic (echo) sounder

acoustic (echo) sounding

acoustic (sonar) positioning

acoustic ’circuit’

acoustic absorbant

acoustic absorbent

Acoustic absorbers