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| infrared source | |||
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红外源 : 56 phrases in 11 subjects |
| Agriculture | 1 |
| Air defense | 8 |
| Aviation | 3 |
| Earth sciences | 3 |
| Electronics | 8 |
| General | 1 |
| Information technology | 1 |
| Oil / petroleum | 3 |
| Shipbuilding | 5 |
| Space | 16 |
| Technology | 7 |
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