 |
| |||
| reference frame | |||
| frame of reference | |||
| referential; system of reference; reference frame | |||
| reference system | |||
| Bezugssystem: 21 phrases in 9 subjects |
| Astronomy | 4 |
| Life sciences | 1 |
| Measuring instruments | 1 |
| Mechanic engineering | 3 |
| Optics branch of physics | 1 |
| Physics | 8 |
| Technology | 1 |
| Telephony | 1 |
| Transport | 1 |