gb50658
gb50658, Total:1 items.
The international standard classification for "gb50658" includes: .
The Chinese standard classification for "gb50658" includes: Mine and coal engineering .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 50658-2011 Standard for preparing design document of construction project of electromechanical equipment repair plant in mining area of coal industry
