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注射［射流 : 28 phrases in 11 subjects |
| Aerohydrodynamics | 1 |
| Agriculture | 1 |
| Animal husbandry | 1 |
| Astronautics | 1 |
| Aviation | 2 |
| Chemistry | 5 |
| Laboratory equipment | 1 |
| Polymers | 2 |
| Space | 2 |
| Technology | 8 |
| Water resources | 4 |
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