GB 7793-2010

Hygienic standard for day lighting and Artificial lighting for middle and elementary school

NORMA vydána dne 14.1.2011

Anglicky a čínsky -
Elektronické PDF (3524.50 CZK)

The information about the standard:

Designation standards: GB 7793-2010
Publication date standards: 14.1.2011
Country: Chinese technical standard
Kategorie: Technické normy GB