EN ISO 140-12:2000 声学.建筑物和建筑构件的隔声测量.第12部分:房间对房间的空气声和共有楼板的撞击声的隔声的实验室测量 ISO 140-12-2000[代替:CEN EN ISO 10848-2]
Acoustics - Measurement of Sound Insulation in Buildings and of Building Elements - Part 12: Laboratory Measurement of Room-To-Room Airborne and Impact Sound Insulation of an Access Floor ISO 140-12: 2000 [Superseded By: CEN EN ISO 10848-2]