 |
| |||
| control card | |||
|
控制卡片 : 21 phrases in 10 subjects |
| Aviation | 2 |
| Business | 1 |
| Computers | 2 |
| Electronics | 1 |
| Metallurgy | 3 |
| Shipbuilding | 1 |
| Space | 1 |
| Technology | 8 |
| Telecommunications | 1 |
| Textile industry | 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