 |
| |||
| acoustic stiffness; acoustical stiffness | |||
|
声劲 : 3 phrases in 2 subjects |
| Technology | 2 |
| Telecommunications | 1 |
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