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| 合作研究 | |||
| joint research: 47 phrases in 12 subjects |
| Aviation | 6 |
| Business | 1 |
| Earth sciences | 10 |
| Electronics | 8 |
| General | 6 |
| Metallurgy | 2 |
| Name of organization | 1 |
| Navigation | 1 |
| Oil / petroleum | 1 |
| Space | 8 |
| Technology | 2 |
| United Nations | 1 |
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