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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 |