 |
| |||
| 环境模拟器 | |||
| 设备模拟程序 | |||
|
environment simulator : 38 phrases in 5 subjects |
| Air defense | 2 |
| Aviation | 3 |
| Earth sciences | 5 |
| Electronics | 11 |
| Space | 17 |
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