 |
| |||
| 开放沟通 | |||
|
Open Communication : 8 phrases in 7 subjects |
| Aviation | 1 |
| Communications | 1 |
| Computer networks | 1 |
| Electronics | 1 |
| Refrigeration | 1 |
| Space | 1 |
| Technology | 2 |
|
| |||
| 开放沟通 | |||
|
Open Communication : 8 phrases in 7 subjects |
| Aviation | 1 |
| Communications | 1 |
| Computer networks | 1 |
| Electronics | 1 |
| Refrigeration | 1 |
| Space | 1 |
| Technology | 2 |