 |
| |||
| vacuum technology | |||
| vacuum technique | |||
|
真空技术 : 30 phrases in 12 subjects |
| Aviation | 1 |
| Chemistry | 1 |
| Construction | 1 |
| Earth sciences | 2 |
| Electronics | 5 |
| French | 1 |
| General | 5 |
| Metallurgy | 4 |
| Oil processing plants | 1 |
| Refrigeration | 1 |
| Space | 1 |
| Technology | 7 |
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