 |
| |||
| controlling contrast | |||
|
控制对比度 : 8 phrases in 6 subjects |
| Aviation | 1 |
| Electronics | 2 |
| Geophysics | 1 |
| Information technology | 1 |
| 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