 |
| |||
| air regulation; draft control | |||
|
风量调节 : 16 phrases in 6 subjects |
| Architecture | 1 |
| Ecology | 1 |
| Electric machinery | 1 |
| Metallurgy | 3 |
| Refrigeration | 1 |
| Technology | 9 |
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