hat
Dimansyon aplikasyon: miray lavil D' son, D' son plafon, son D' konstriksyon tè, vandè D' son, son D' nan fennèt pòt modèl ki fèt an asye, è kondisyone kondit D', son D' machin ekipman.
eng
Application scope: wall of sound insulation, ceiling sound insulation, sound insulation construction ground, automobile sound insulation, sound insulation of window of model steel door, air conditioning duct insulation, sound insulation machine equipment.