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| 噪声频带 | |||
| noise band: 38 phrases in 13 subjects |
| Air defense | 2 |
| Aviation | 1 |
| Electronics | 4 |
| Fishery fishing industry | 2 |
| Geophysics | 3 |
| Metallurgy | 1 |
| Nautical | 1 |
| Otorhinolaryngology | 6 |
| Shipbuilding | 4 |
| Space | 3 |
| Technology | 7 |
| Telecommunications | 3 |
| Wind Energy | 1 |
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