Exploration technology for goaf area in open-pit coal mines
Exploration technology for goaf area in open-pit coal mines, Total:1 items.
The international standard classification for "Exploration technology for goaf area in open-pit coal mines" includes: Other mining equipment .
The Chinese standard classification for "Exploration technology for goaf area in open-pit coal mines" includes: Solid fuel ore in general .
国家市场监督管理总局、中国国家标准化管理委员会
- GB/T 37807-2019 Technical specification for underground goaf survey of open-pit coal mine
