
Acoustics - Determination Of Sound Power Levels Of Noise Sources - Engineering Methods For Small, Movable Sources In Reverberant Fields - Part 1: Comparison Method For Hard-walled Test Rooms
出版:Polish Committee for Standardization

专家解读视频
Acoustics - Determination Of Sound Power Levels Of Noise Sources - Engineering Methods For Small, Movable Sources In Reverberant Fields - Part 1: Comparison Method For Hard-walled Test Rooms
出版:Polish Committee for Standardization
专家解读视频