 |
| |||
| сонограф | |||
| акустический спектрометр | |||
| звуковой спектрограф | |||
|
声谱仪 : 7 phrases in 3 subjects |
| General | 3 |
| Metallurgy | 2 |
| Technology | 2 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips