 |
| соединение шлангов: 55 phrases in 17 subjects |
| Astronautics | 2 |
| Automated equipment | 1 |
| Automobiles | 6 |
| Chemistry | 1 |
| Construction | 5 |
| General | 1 |
| Makarov | 1 |
| Mechanic engineering | 1 |
| Mechanics | 1 |
| Medical | 1 |
| Oil / petroleum | 2 |
| Oil and gas | 2 |
| Oil and gas technology | 1 |
| Rail transport | 1 |
| Shipbuilding | 1 |
| Technology | 13 |
| Transport | 15 |