 |
| |||
| trace gases | |||
| |||
| trace gas | |||
| следы газов: 19 phrases in 14 subjects |
| Aerohydrodynamics | 1 |
| Astronautics | 1 |
| Astronomy | 1 |
| Automobiles | 1 |
| Aviation | 1 |
| Ecology | 2 |
| Forensics | 1 |
| Makarov | 1 |
| Military | 1 |
| Nautical | 1 |
| Oil / petroleum | 3 |
| Oil and gas | 1 |
| Police | 1 |
| Technology | 3 |
|
| |||
| trace gases | |||
| |||
| trace gas | |||
| следы газов: 19 phrases in 14 subjects |
| Aerohydrodynamics | 1 |
| Astronautics | 1 |
| Astronomy | 1 |
| Automobiles | 1 |
| Aviation | 1 |
| Ecology | 2 |
| Forensics | 1 |
| Makarov | 1 |
| Military | 1 |
| Nautical | 1 |
| Oil / petroleum | 3 |
| Oil and gas | 1 |
| Police | 1 |
| Technology | 3 |