GB/T 41042-2021

Guidance for utilization and classification of content of valuable elements in coal

NORMA vydána dne 31.12.2021

Anglicky a čínsky -
Elektronické PDF (4241.80 CZK)

The information about the standard:

Designation standards: GB/T 41042-2021
Publication date standards: 31.12.2021
Country: Chinese technical standard
Kategorie: Technické normy GB