 |
| |||
| 光通信 | |||
| |||
| 光通信; 光学通信 | |||
| |||
| 光学通信; 光通信 | |||
| |||
| 光纤通信 | |||
| |||
| 光纤通信 | |||
| optical communications: 162 phrases in 11 subjects |
| Air defense | 1 |
| Aviation | 7 |
| Communications | 1 |
| Computer networks | 9 |
| Electronics | 67 |
| Information technology | 7 |
| Metallurgy | 4 |
| Rail transport | 1 |
| Space | 14 |
| Technology | 38 |
| Telecommunications | 13 |