GB 51411-2020

Standard for design of metal mine land reclamation engineering

NORMA vydaná dňa 16.1.2020

Anglicky a čínsky -
Elektronické PDF (1306.10 EUR)

The information about the standard:

Designation standards: GB 51411-2020
Publication date standards: 16.1.2020
Country: Chinese technical standard
Kategória: Technické normy GB