 |
| سلسلة: 69 phrases in 14 subjects |
| Automatic control | 3 |
| Computer networks | 1 |
| Electronics | 5 |
| Environment | 3 |
| Isolation | 1 |
| Lighting other than cinema | 1 |
| Mathematics | 19 |
| Microsoft | 24 |
| Power lines | 2 |
| Radiobiology | 1 |
| Radiology | 1 |
| Sound recording | 3 |
| Telecommunications | 3 |
| Thermal Energy | 2 |