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| program channel; programme channel | |||
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程序通道 : 49 phrases in 9 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Computer networks | 1 |
| Electronics | 19 |
| Information technology | 12 |
| Metallurgy | 1 |
| Space | 3 |
| Technology | 9 |
| Telecommunications | 2 |
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