GB/T 41039-2021

The general rules of determing designed coal and checked coal in modern coal chemical technology

STANDARD published on 31.12.2021

English, Chinese -
electronic design (pdf) (322.80 USD)

The information about the standard:

Designation standards: GB/T 41039-2021
Publication date standards: 31.12.2021
Country: Chinese technical standard
Category: Technical standards GB