 |
| noise ratio: 119 phrases in 20 subjects |
| Analytical chemistry | 2 |
| Biology | 1 |
| Chemistry | 1 |
| Communications | 15 |
| Computers | 1 |
| Earth sciences | 1 |
| Electronics | 40 |
| General | 4 |
| Measuring instruments | 2 |
| Medical | 9 |
| Nuclear physics | 2 |
| Optics branch of physics | 7 |
| Physics | 5 |
| Radio | 3 |
| Satellite communications | 2 |
| Sound recording | 2 |
| Technology | 16 |
| Telecommunications | 1 |
| Transport | 1 |
| Радиоактивное излучение | 4 |