Acoustics — Determination of sound power levels of noise sources using sound intensity — Part 2: Measurement by scanning
声学——用声强测定噪声源的声功率级第2部分:扫描测量
发布日期:
1996-08-01
指定一种方法,用于测量垂直于测量表面的声强分量,选择该测量表面以封闭要确定声功率级的噪声源。
Specifies a method for measuring the component of sound intensity normal to a measurement surface which is chosen so as to enclose the noise source(s) of which the sound power level is to be determined.