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| 光谱放射率 | |||
| 光频放射率 | |||
| spectrum emission: 33 phrases in 11 subjects |
| Aviation | 2 |
| Earth sciences | 3 |
| Ecology | 1 |
| Electronics | 2 |
| Geophysics | 1 |
| Information technology | 1 |
| Metallurgy | 4 |
| Nuclear physics | 1 |
| Oil / petroleum | 4 |
| Space | 4 |
| Technology | 10 |
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