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| relay | |||
| relay station | |||
| repeater station | |||
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| all-relay exchange | |||
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релейная станция : 24 phrases in 10 subjects |
| Astronautics | 1 |
| Communications | 2 |
| Mass media | 7 |
| Military | 2 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Rail transport | 1 |
| Space | 2 |
| Technology | 1 |
| Telecommunications | 6 |