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| 光带级 | |||
| 频带级 | |||
| 频带声压级 | |||
| 带强级 | |||
| 谱带级 | |||
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band level : 29 phrases in 9 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Electronics | 1 |
| Nautical | 2 |
| Otorhinolaryngology | 1 |
| Rail transport | 2 |
| Space | 2 |
| Technology | 18 |
| Telecommunications | 1 |
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