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data loop transceiver | |||
data set | |||
teletype | |||
data-transmission equipment | |||
data set (MODEM 早期的商品名) |
数传机: 43 phrases in 12 subjects |
Air defense | 3 |
Aviation | 5 |
Business | 3 |
Earth sciences | 1 |
Electronics | 7 |
Information technology | 6 |
Project management | 2 |
Shipbuilding | 1 |
Space | 2 |
Steel production | 1 |
Technology | 8 |
Telecommunications | 4 |