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紫 外辐射 : 73 phrases in 16 subjects |
Agriculture | 5 |
Animal husbandry | 1 |
Aviation | 8 |
Earth sciences | 3 |
Ecology | 4 |
Electronics | 8 |
Engineering geology | 2 |
General | 5 |
Geophysics | 1 |
Oil / petroleum | 3 |
Plastics | 1 |
Polymers | 1 |
Reproductive biology | 1 |
Space | 15 |
Technology | 13 |
Textile industry | 2 |