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| 目标跟踪 | |||
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object tracking : 25 phrases in 8 subjects |
| Air defense | 2 |
| Artificial intelligence | 2 |
| Aviation | 5 |
| Earth sciences | 1 |
| Electronics | 4 |
| Information technology | 1 |
| Missiles | 1 |
| Space | 9 |
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