GB/T 17248.3-2018
聲學 機器和設(shè)備發(fā)射的噪聲 采用近似環(huán)境修正測定工作位置和其他指定位置的發(fā)射聲壓級
Acoustics—Noise emitted by machinery and equipment—Determination of emission sound pressure levels at a work station and at other specified positions applying approximate environmental corrections
GBT17248.3-2018, GB17248.3-2018