 |
| |||
| torsion balance beam | |||
| variometer bar | |||
| torsion variometer beam | |||
| коромысло вариометра: 7 phrases in 5 subjects |
| Cartography | 1 |
| Geology | 1 |
| Geophysics | 1 |
| Mining | 3 |
| Technology | 1 |
|
| |||
| torsion balance beam | |||
| variometer bar | |||
| torsion variometer beam | |||
| коромысло вариометра: 7 phrases in 5 subjects |
| Cartography | 1 |
| Geology | 1 |
| Geophysics | 1 |
| Mining | 3 |
| Technology | 1 |