 |
| air tight: 109 phrases in 36 subjects |
| Aluminium industry | 1 |
| Antennas and waveguides | 1 |
| Architecture | 2 |
| Astronautics | 2 |
| Automated equipment | 1 |
| Aviation | 2 |
| Cement | 1 |
| Construction | 21 |
| Dentistry | 1 |
| Economy | 3 |
| Electrical engineering | 5 |
| Electronics | 2 |
| Food industry | 2 |
| General | 3 |
| Informal | 1 |
| Machine components | 1 |
| Machine tools | 1 |
| Makarov | 12 |
| Meat processing | 4 |
| Mechanic engineering | 4 |
| Medical | 5 |
| Military | 3 |
| Mining | 2 |
| Nanotechnology | 2 |
| Nautical | 3 |
| Physics | 2 |
| Plastics | 1 |
| Public utilities | 1 |
| Pulp and paper industry | 1 |
| Rail transport | 1 |
| Seismology | 1 |
| Shipbuilding | 3 |
| Silicate industry | 1 |
| Technology | 11 |
| Textile industry | 1 |
| Thermal engineering | 1 |