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infrared ray detection |
红外线探测 : 19 phrases in 13 subjects |
Agriculture | 1 |
Astronautics | 1 |
Aviation | 3 |
Compressors | 1 |
Earth sciences | 1 |
General | 2 |
Military | 1 |
Oil / petroleum | 2 |
Radio | 1 |
Rail transport | 2 |
Shipbuilding | 2 |
Space | 1 |
Technology | 1 |