 |
| |||
| frame of reference; reference frame | |||
| sistema de referência: 46 phrases in 11 subjects |
| Automatic control | 1 |
| Communications | 13 |
| Electric motors | 1 |
| Electronics | 8 |
| Environment | 5 |
| Life sciences | 1 |
| Physical sciences | 3 |
| Research and development | 1 |
| Technology | 2 |
| Telephony | 5 |
| Transport | 6 |