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| 并行网络 | |||
| parallel network: 28 phrases in 9 subjects |
| Air defense | 1 |
| Communications | 1 |
| Computer networks | 4 |
| Electronics | 9 |
| Information technology | 2 |
| Oil / petroleum | 1 |
| Rail transport | 1 |
| Space | 3 |
| Technology | 6 |
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