Home > Term: swilley
swilley
A depression in a mine road from which the road rises both ways.
- Vārdšķira: noun
- Nozare/domēns: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
0
Autors
- ed.young
-
(V.I.P) 21084 points - 100% positive feedback
(Milwaukee, United States)
