relay station : 112 phrases in 21 subjects |
Astronautics | 6 |
Cinematography | 1 |
Communications | 1 |
Construction | 1 |
Drilling | 1 |
Electronics | 7 |
Energy industry | 1 |
Geophysics | 1 |
Household appliances | 1 |
Hydraulic engineering | 1 |
Logistics | 1 |
Mass media | 18 |
Military | 21 |
Oil / petroleum | 2 |
Oil and gas technology | 1 |
Space | 5 |
Technology | 27 |
Telecommunications | 13 |
Telegraphy | 1 |
Telephony | 1 |
Television | 1 |