| relay system | |
| commun. | Relaissystem |
| commun. IT | Relay-System; Transitsystem |
| econ. | Staffelsystem; Schichtsystem |
| el. sec.sys. | Schutzeinrichtung |
| mater.sc. | Relaisbetrieb |
| meas.inst. | Relaisregelkreis; Relaissystem |
|
intersatellite : 11 phrases in 2 subjects |
| Communications | 9 |
| Electronics | 2 |