| |||
| 发送接收键盘 | |||
|
send-receive keyboard : 16 phrases in 10 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Electronics | 2 |
| General | 1 |
| Information technology | 5 |
| Metallurgy | 1 |
| Project management | 1 |
| Space | 2 |
| Technology | 1 |
| Telecommunications | 1 |
| |||
| 发送接收键盘 | |||
|
send-receive keyboard : 16 phrases in 10 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Electronics | 2 |
| General | 1 |
| Information technology | 5 |
| Metallurgy | 1 |
| Project management | 1 |
| Space | 2 |
| Technology | 1 |
| Telecommunications | 1 |