 |
| |||
| haul road – switch back system (zigzag pattern on one side of the pit (в карьере) MichaelBurov) | |||
| транспортный серпантин: 2 phrases in 1 subject |
| Mining | 2 |
|
| |||
| haul road – switch back system (zigzag pattern on one side of the pit (в карьере) MichaelBurov) | |||
| транспортный серпантин: 2 phrases in 1 subject |
| Mining | 2 |