GB/T 50518-2020

Standard for the equipment of ventilative safety of coal colliery

STANDARD published on 16.1.2020

English, Chinese -
electronic design (pdf) (1582.80 USD)

The information about the standard:

Designation standards: GB/T 50518-2020
Publication date standards: 16.1.2020
Country: Chinese technical standard
Category: Technical standards GB