ANSI/ASA S12.54-2011 声学.利用声压的噪声源声功率级和声能级的测定.反射面上方近似自由场的工程法
ANSI/ASA S12.54-2011 标准详情
- 标准号:ANSI/ASA S12.54-2011
- 中文标题:声学.利用声压的噪声源声功率级和声能级的测定.反射面上方近似自由场的工程法
- 英文标题:Acoustics - Determination of Sound Power Levels and Sound Energy Levels of Noise Sources Using Sound Pressure - Engineering Methods for an Essentially Free Field Over a Reflecting Plane
- 标准类别:美国国家标准
- 发布日期:2011
内容简介
Specifies methods for determining sound power level or sound energy level of a noise source from sound pressure levels measured on a surface enveloping a noise source (machinery or equipment) in an environment that approximates to an acoustic free fi
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