 |
| |||
| mining block (Dmitry Mamontov); mining unit (Dmitry Mamontov); extraction unit (MichaelBurov) | |||
| SMU (also выборочная горная единица; selective mining unit itisasecret) | |||
|
| |||
| mining block (Dmitry Mamontov); mining unit (Dmitry Mamontov); extraction unit (MichaelBurov) | |||
| SMU (also выборочная горная единица; selective mining unit itisasecret) | |||