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| computer environment | |||
| 计算机 环境: 29 phrases in 9 subjects |
| Air defense | 1 |
| Aviation | 4 |
| Earth sciences | 5 |
| Electronics | 12 |
| General | 1 |
| Multimedia | 1 |
| Space | 2 |
| Technology | 2 |
| Telecommunications | 1 |
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