GB/T 18631-2002

Textile fibre-North sky light daylighting for classng rooms

NORM herausgegeben am 28.1.2002

The information about the standard:

Designation standards: GB/T 18631-2002
Note: UNGÜLTIG
Publication date standards: 28.1.2002
Country: Chinese technical standard
Kategorie: Technische Normen GB