| |||
| 继电器座框，架 | |||
| 继电器座子 | |||
|
relay frame : 62 phrases in 9 subjects |
| Air defense | 1 |
| Communications | 1 |
| Computer networks | 7 |
| Electronic commerce | 2 |
| Electronics | 33 |
| Information technology | 11 |
| Multimedia | 1 |
| Space | 3 |
| Telecommunications | 3 |
| |||
| 继电器座框，架 | |||
| 继电器座子 | |||
|
relay frame : 62 phrases in 9 subjects |
| Air defense | 1 |
| Communications | 1 |
| Computer networks | 7 |
| Electronic commerce | 2 |
| Electronics | 33 |
| Information technology | 11 |
| Multimedia | 1 |
| Space | 3 |
| Telecommunications | 3 |