| |||
| 交换数据网络 | |||
|
switched data network : 32 phrases in 9 subjects |
| Artificial intelligence | 1 |
| Aviation | 2 |
| Communications | 3 |
| Computer networks | 2 |
| Electronics | 6 |
| Information technology | 8 |
| Space | 1 |
| Technology | 1 |
| Telecommunications | 8 |
| |||
| 交换数据网络 | |||
|
switched data network : 32 phrases in 9 subjects |
| Artificial intelligence | 1 |
| Aviation | 2 |
| Communications | 3 |
| Computer networks | 2 |
| Electronics | 6 |
| Information technology | 8 |
| Space | 1 |
| Technology | 1 |
| Telecommunications | 8 |