 |
| proportional control: 135 phrases in 24 subjects |
| Astronautics | 5 |
| Automated equipment | 25 |
| Automobiles | 1 |
| Aviation | 3 |
| Construction | 1 |
| Electrical engineering | 9 |
| Electronics | 8 |
| Energy industry | 1 |
| Forestry | 1 |
| Information technology | 1 |
| Makarov | 5 |
| Mass media | 1 |
| Mathematics | 1 |
| Mechanics | 4 |
| Military | 2 |
| Missiles | 3 |
| Oil and gas | 3 |
| Oil and gas technology | 1 |
| Programming | 13 |
| Quality control and standards | 1 |
| Robotics | 8 |
| Technology | 34 |
| Thermal engineering | 1 |
| Transport | 3 |