 |
| |||
| Bureau of Mines (США) | |||
| Bureau of Mines; Federal Bureau of Mines (Министерства внутренних дел США) | |||
| Горнорудное управление: 8 phrases in 6 subjects |
| Drilling | 1 |
| Energy industry | 1 |
| Geology | 1 |
| Mining | 3 |
| Oil / petroleum | 1 |
| Technology | 1 |
|
| |||
| Bureau of Mines (США) | |||
| Bureau of Mines; Federal Bureau of Mines (Министерства внутренних дел США) | |||
| Горнорудное управление: 8 phrases in 6 subjects |
| Drilling | 1 |
| Energy industry | 1 |
| Geology | 1 |
| Mining | 3 |
| Oil / petroleum | 1 |
| Technology | 1 |