 |
| источник шума: 20 phrases in 11 subjects |
| Aerodynamics | 1 |
| Astronomy | 2 |
| Automobiles | 1 |
| Aviation | 4 |
| Environment | 1 |
| Mechanic engineering | 1 |
| Microelectronics | 3 |
| Natural resourses and wildlife conservation | 1 |
| Quantum electronics | 1 |
| Radio | 4 |
| Technology | 1 |
|
| источник шума: 20 phrases in 11 subjects |
| Aerodynamics | 1 |
| Astronomy | 2 |
| Automobiles | 1 |
| Aviation | 4 |
| Environment | 1 |
| Mechanic engineering | 1 |
| Microelectronics | 3 |
| Natural resourses and wildlife conservation | 1 |
| Quantum electronics | 1 |
| Radio | 4 |
| Technology | 1 |