 |
| |||
| Dauerecho n; Fixecho n | |||
| Festzeichen n (FO) | |||
| Festzeichenecho n | |||
| Festecho n | |||
| Festzacke f (Radar); Festzeichen n (radar); Standzeichen n (radar) | |||
| |||
| Festzeichen n (Radar) | |||
| Angielski tezaurus | |||
| |||
| PE | |||
|
permanent-echo : 3 do fraz, 1 tematyki |
| Technika i technologia | 3 |