SS 459 37 48 Ed. 1 标准详情
- 标准号:SS 459 37 48 Ed. 1
- 中文标题:
- 英文标题:Acoustics - Determination Of Sound Power Levels Of Noise Sources Engineering Method For Small, Nearly Omnidirectional Sources Under Free-field Conditions Over A Reflecting Plane
- 标准类别:新加坡SS
- 发布日期:
