 |
| |||
| mark-to-space ratio | |||
| 传空比: 6 phrases in 4 subjects |
| Automobiles | 2 |
| Electronics | 1 |
| Information technology | 1 |
| Telecommunications | 2 |
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