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输出通道 | |||
输出频道 | |||
输出信道 |
output channel : 54 phrases in 12 subjects |
Aviation | 2 |
Computer networks | 1 |
Computers | 1 |
Data processing | 2 |
Electronics | 19 |
Information technology | 9 |
Mathematics | 1 |
Metallurgy | 2 |
Project management | 1 |
Space | 6 |
Technology | 6 |
Telecommunications | 4 |