GB 50653-2011

Code for construction of non-ferrous metals mine sinking and drifting engineering

NORMA vydána dne 18.2.2011

Anglicky a čínsky -
Elektronické PDF (NA DOTAZ)

The information about the standard:

Designation standards: GB 50653-2011
Publication date standards: 18.2.2011
Country: Chinese technical standard
Kategorie: Technické normy GB