| |||
| 当量持续噪声级 | |||
| 等效连续噪声电平 | |||
| 等效连续噪声级 | |||
|
equivalent continuous noise level : 9 phrases in 5 subjects |
| Aviation | 2 |
| Business | 1 |
| Electronics | 3 |
| Otorhinolaryngology | 2 |
| Technology | 1 |
| |||
| 当量持续噪声级 | |||
| 等效连续噪声电平 | |||
| 等效连续噪声级 | |||
|
equivalent continuous noise level : 9 phrases in 5 subjects |
| Aviation | 2 |
| Business | 1 |
| Electronics | 3 |
| Otorhinolaryngology | 2 |
| Technology | 1 |