 |
| |||
| ac waveform (ssn) | |||
| alternating-current signal | |||
| ac signal | |||
| сигнал переменного тока: 12 phrases in 9 subjects |
| Communications | 1 |
| Electrical engineering | 1 |
| Electronics | 2 |
| Information technology | 2 |
| Mass media | 1 |
| Metrology | 1 |
| Military | 1 |
| Technology | 2 |
| Telecommunications | 1 |