 |
| |||
| 使用数据资料 | |||
| 工作数据 | |||
| working data: 17 phrases in 9 subjects |
| Air defense | 1 |
| Aviation | 2 |
| Consulting | 1 |
| Earth sciences | 3 |
| Electronics | 5 |
| Name of organization | 1 |
| Space | 1 |
| Technology | 1 |
| United Nations | 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