주택과 아파트의 차음성능 ( The Sound Insulation Performance in Detached House and Apartment )

In the development of the mechanization of industry, a noise pollution has been increased continuously. Especially residents have some trouble with the noise because the basic principles of sound insulation have been ignored. So it is necessary to design the good sound conditions for an important function in the building. In this study, we present that the finishing control the amount of insulation, though we use the same materials and construction work.