 |
| |||
| 等积孔; 等积孔｛矿｝ | |||
| 等积孔矿山通风 | |||
| 等效孔【板】 | |||
|
equivalent orifice : 3 phrases in 3 subjects |
| General | 1 |
| Geophysics | 1 |
| Technology | 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