![]() |
| |||
| 通信线回路操作 | |||
| 线路回路 | |||
| 线路环路; 电话用户线 | |||
|
line loop : 39 phrases in 12 subjects |
| Architecture | 1 |
| Automobiles | 3 |
| Electronics | 7 |
| General | 1 |
| Information technology | 3 |
| Management | 1 |
| Metallurgy | 1 |
| Oil / petroleum | 4 |
| Space | 1 |
| Technology | 12 |
| Telecommunications | 4 |
| Transport | 1 |