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station terrienne
| aéronautique
| station terrienne | |
| commun. | jordstation |
| aéronautique | |
| transp. avia. | aeronautik; flygteknik |
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| jordstation | |||
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| jordstation | |||
| station terrienne: 44 phrases in 3 subjects |
| Communications | 37 |
| Electronics | 2 |
| Satellite communications | 5 |