 |
|
control head : 55 phrases in 22 subjects |
| Accounting | 1 |
| Armored vehicles | 1 |
| Automated equipment | 1 |
| Aviation | 5 |
| Caspian | 1 |
| Construction | 2 |
| Electronics | 2 |
| Makarov | 1 |
| Mass media | 2 |
| Medical | 1 |
| Mining | 2 |
| Oil / petroleum | 5 |
| Oil and gas | 2 |
| Oil and gas technology | 2 |
| Oilfields | 1 |
| Production | 1 |
| Refrigeration | 4 |
| Sakhalin | 4 |
| Space | 7 |
| Technology | 6 |
| Telecommunications | 3 |
| Transport | 1 |