GB/T 7584-1987

Acoustics—Measurement of sound attenuation of hearing protectors—Subjective method

NORMA vydána dne 27.3.1987

The information about the standard:

Designation standards: GB/T 7584-1987
Note: NEPLATNÁ
Publication date standards: 27.3.1987
Country: Chinese technical standard
Kategorie: Technické normy GB