 |
|
switching on : 63 phrases in 20 subjects |
| Agriculture | 2 |
| Automobiles | 2 |
| Chemistry | 2 |
| Coal | 1 |
| Communications | 4 |
| Computers | 1 |
| Earth sciences | 3 |
| Education | 1 |
| Electronics | 11 |
| General | 1 |
| Information technology | 3 |
| Magnetics | 1 |
| Measuring instruments | 3 |
| Mechanic engineering | 5 |
| Medical | 2 |
| Microelectronics | 5 |
| Optics branch of physics | 1 |
| Rail transport | 1 |
| Technology | 6 |
| Transport | 8 |