| |||
| Reduktionssystem n | |||
|
reduction system : 21 phrases in 11 subjects |
| Chemistry | 2 |
| Coal | 1 |
| Communications | 1 |
| Environment | 1 |
| General | 2 |
| Information technology | 2 |
| Microelectronics | 6 |
| Natural sciences | 1 |
| Optics branch of physics | 2 |
| Technology | 2 |
| Telecommunications | 1 |