news design of tris(dimethylaminopropyl)amine in sound insulation chamber of ship cas 33329-35-0 wideband acoustic wave absorption structure design of broadband acoustic wave absorption structure of tri(dimethylaminopropyl)amine in the sound... 03/2086Design of tris(dimethylaminopropyl)amine in sound insulation chamber of ship CAS 33329-35-0 wideband acoustic wave absorption structure