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| |||
| main work; main job | |||
| key jobs | |||
| capital works; major job | |||
| 主要工作: 14 phrases in 10 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Business | 2 |
| China | 1 |
| Company name | 1 |
| Electronics | 1 |
| Information technology | 1 |
| Metallurgy | 4 |
| Technology | 1 |
| Telecommunications | 1 |
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