Home > Term: air level
air level
Eng. A level or airway (return airway) of former workings used in subsequent deeper mining operations for ventilation.
- Sõnaliik: noun
- Valdkond/domeen: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
0
Looja
- ed.young
- 100% positive feedback
(Milwaukee, United States)