GB 51144-2015

Code for investigation of geotechnical engineering of mine construction in coal industry

NORMA vydaná dňa 1.1.2015

Anglicky a čínsky -
Elektronické PDF (NA OTÁZKU)

The information about the standard:

Designation standards: GB 51144-2015
Publication date standards: 1.1.2015
Country: Chinese technical standard
Kategória: Technické normy GB