 |
| |||
| block acknowledgment (oleg.vigodsky); blocking acknowledgment (oleg.vigodsky) | |||
| подтверждение блокировки: 4 phrases in 3 subjects |
| Astronautics | 1 |
| Military | 1 |
| Telecommunications | 2 |
|
| |||
| block acknowledgment (oleg.vigodsky); blocking acknowledgment (oleg.vigodsky) | |||
| подтверждение блокировки: 4 phrases in 3 subjects |
| Astronautics | 1 |
| Military | 1 |
| Telecommunications | 2 |