GB 11286-1989

Measurement of sound attenuation through a perforated reflective projection screen

STANDARD published on 1.1.1989

English, Chinese -
electronic design (pdf) (248.80 USD)

The information about the standard:

Designation standards: GB 11286-1989
Note: WITHDRAWN
Publication date standards: 1.1.1989
Country: Chinese technical standard
Category: Technical standards GB