|
Signal : 563 phrases in 36 subjects |
| Antennas and waveguides | 3 |
| Automated equipment | 4 |
| Automatic control | 5 |
| Coal | 1 |
| Communications | 147 |
| Computer numerical control | 1 |
| Earth sciences | 3 |
| Economics | 1 |
| Electronics | 116 |
| Finances | 2 |
| General | 10 |
| Health care | 1 |
| Industry | 1 |
| Information technology | 84 |
| Law | 8 |
| Life sciences | 2 |
| Lighting other than cinema | 1 |
| Magnetics | 1 |
| Mechanic engineering | 4 |
| Medical | 17 |
| Microsoft | 1 |
| Natural sciences | 4 |
| Patents | 21 |
| Pharmacy and pharmacology | 1 |
| Power lines | 11 |
| Radio | 22 |
| Rail transport | 22 |
| Scientific | 1 |
| Sound recording | 1 |
| Technology | 1 |
| Telecommunications | 1 |
| Telegraphy | 14 |
| Telephony | 1 |
| Textile industry | 2 |
| Transport | 46 |
| Vacuum tubes | 2 |