GB/T 17248.2-2018
China national
standard english version:
GB
中华人民共和国国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 17248.2-2018
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 plane with negligible environmental corrections 声学-机器和设备发射的噪声-在一个反射面上方可忽略环境修正的近似自由场测定工作位置和其他指定位置的发射声压级
Issued Date:2018
Implemented Date:2018-12-28
Issued by:
The Standardization Administration of the People's Republic of China