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| handshake | |||
| acknowledge | |||
| acknowledge (сообщение) | |||
| квитировать: 23 phrases in 11 subjects |
| Astronautics | 1 |
| Communications | 2 |
| Computer networks | 1 |
| Electrical engineering | 1 |
| Electronics | 2 |
| Information technology | 4 |
| Machine tools | 2 |
| Technology | 2 |
| Telecommunications | 4 |
| Telephony | 2 |
| Water resources | 2 |