GB/T 51229-2017

Technical code for drain of mine water during the period of the mine construction

NORMA vydána dne 4.5.2017

Anglicky a čínsky -
Elektronické PDF (22412.40 CZK)

The information about the standard:

Designation standards: GB/T 51229-2017
Publication date standards: 4.5.2017
Country: Chinese technical standard
Kategorie: Technické normy GB