![]() |
| |||
ступень временной коммутации (oleg.vigodsky) |
time stage : 36 phrases in 11 subjects |
Astronautics | 2 |
Automated equipment | 1 |
Communications | 1 |
General | 1 |
Hydrology | 1 |
Makarov | 1 |
Mass media | 2 |
Medical | 2 |
Programming | 1 |
Telecommunications | 22 |
Telephony | 2 |