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| |||
| down counter | |||
| countdown device | |||
| reverse counter; up-down counter | |||
| downcounter (ssn) | |||
| обратный счётчик: 16 phrases in 9 subjects |
| Electronics | 3 |
| Information technology | 1 |
| Makarov | 1 |
| Mass media | 1 |
| Oil and gas | 1 |
| Programming | 1 |
| Rail transport | 1 |
| Technology | 1 |
| Радиоактивное излучение | 6 |