 |
| Angielski tezaurus | |||
| |||
| The initial voice contact between a facility and an aircraft, using the identification of the unit being called and the unit initiating the call | |||
|
initial contact : 4 do fraz, 4 tematyki |
| Lotnictwo | 1 |
| Olej i gaz | 1 |
| Przestrzeń | 1 |
| Wojskowość | 1 |