GB/T 12719-2021

Exploration specification of hydrogeology and engineering geology in mining areas

NORMA vydána dne 21.5.2021

Anglicky a čínsky -
Elektronické PDF (24188.80 CZK)

The information about the standard:

Designation standards: GB/T 12719-2021
Publication date standards: 21.5.2021
Country: Chinese technical standard
Kategorie: Technické normy GB