| |||
| 面向连接的服务 | |||
| 面向连接服务 | |||
|
connection-oriented service : 12 phrases in 5 subjects |
| Computer networks | 1 |
| Electronics | 5 |
| Information technology | 2 |
| Space | 1 |
| Telecommunications | 3 |
| |||
| 面向连接的服务 | |||
| 面向连接服务 | |||
|
connection-oriented service : 12 phrases in 5 subjects |
| Computer networks | 1 |
| Electronics | 5 |
| Information technology | 2 |
| Space | 1 |
| Telecommunications | 3 |