 |
обрушение забоя
| тоннеля
| обрушение забоя | |
| O&G | face fall |
| "тоннели" | |
| slang | gauged ears |
| тоннель | |
| gen. | sub; underpass; ear plugs |
| cables | subway |
| construct. | tube |
| goldmin. | drive; drift |
| mining. | roadway |
| |||
| face fall | |||
| обрушение забоя: 2 phrases in 2 subjects |
| Construction | 1 |
| Mining | 1 |