frequencia
angular
| Frequência abbr. | |
| pharma. | Frecuencia |
| frequência abbr. | |
| econ. transp. | intervalo |
| math. | frecuencia |
| nat.sc. life.sc. agric. | constancia |
| transp. | frecuencia de un servicio |
|
frequencia : 1793 phrases in 64 subjects |
| Agriculture | 5 |
| Antennas and waveguides | 4 |
| Astronautics | 2 |
| Automatic control | 3 |
| Chemistry | 3 |
| Communications | 425 |
| Cultural studies | 2 |
| Earth sciences | 66 |
| Economics | 2 |
| Education | 2 |
| Electric machinery | 6 |
| Electric motors | 4 |
| Electric traction | 2 |
| Electricity generation | 4 |
| Electronics | 682 |
| Energy industry | 4 |
| Environment | 3 |
| Finances | 3 |
| General | 18 |
| Health care | 17 |
| Industry | 16 |
| Information technology | 122 |
| Insurance | 2 |
| Labor law | 3 |
| Law | 2 |
| Life sciences | 18 |
| Lighting other than cinema | 1 |
| Magnetics | 9 |
| Materials science | 2 |
| Mathematics | 34 |
| Mechanic engineering | 9 |
| Medical | 28 |
| Metallurgy | 9 |
| Microsoft | 8 |
| Natural sciences | 13 |
| Nuclear physics | 1 |
| Obsolete / dated | 1 |
| Patents | 1 |
| Pharmacy and pharmacology | 4 |
| Physical sciences | 8 |
| Physics | 1 |
| Piezoelectric crystals | 36 |
| Power electronics | 1 |
| Power lines | 8 |
| Power system protection | 2 |
| Radio | 42 |
| Radiology | 2 |
| Reliability | 6 |
| Satellite communications | 3 |
| Scientific | 3 |
| Semiconductors | 3 |
| Social science | 1 |
| Sound recording | 4 |
| Statistics | 46 |
| Technology | 33 |
| Telecommunications | 6 |
| Telegraphy | 4 |
| Telephony | 2 |
| Thermal Energy | 6 |
| Transport | 30 |
| Vacuum tubes | 3 |
| Video recording | 1 |
| Welding | 1 |
| Work flow | 1 |