KS I ISO 11201-2018 声学 - 机械和设备发出的噪声 - 确定工作站和其他指定位置处的排放声压级别在具有可忽略的环境矫正的反射平面上的基本自由场
Acoustics — Noise emitted by machinery and equipment — Determination of emission sound pressure levels at a work station and at other specified positions in an essentially free field over a reflecting