 |
| A-D converter: 43 phrases in 16 subjects |
| Astronautics | 1 |
| Automated equipment | 1 |
| Computer networks | 1 |
| Computers | 2 |
| Electrical engineering | 1 |
| Electronics | 6 |
| Household appliances | 1 |
| Information technology | 6 |
| Mass media | 1 |
| Mechanics | 3 |
| Nautical | 1 |
| Robotics | 1 |
| Security systems | 1 |
| Technology | 14 |
| Telecommunications | 1 |
| Transport | 2 |