DS EN ISO 140-4:1998被替代
Acoustics - Measurement Of Sound Insulation In Buildings And Of Building Elements - Part 4: Field Measurements Of Airborne Sound Insulation Between Rooms
出版：Danish Standards
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基本信息
标准编号： DS EN ISO 140-4:1998
发布时间：1999/3/5 0:00:00
标准类别：Standard
出版单位：Danish Standards
标准页数：36
标准简介
Defines field methods for measuring the airborne sound insulation properties of interior walls, floors and doors between two rooms under diffuse sound field conditions in both rooms and for determining the protection afforded to the occupants of the building.
替代本标准的新标准
