GB/T 40952-2021

Specification of public library services for the hearing impaired

NORMA vydána dne 1.11.2021

Anglicky a čínsky -
Elektronické PDF (4955.50 CZK)

The information about the standard:

Designation standards: GB/T 40952-2021
Publication date standards: 1.11.2021
Country: Chinese technical standard
Kategorie: Technické normy GB