| |||
| 〔光〕强度调制 | |||
|
intensity-modulated : 13 phrases in 9 subjects |
| Air defense | 2 |
| Electronics | 1 |
| General | 1 |
| Information technology | 1 |
| Mechanic engineering | 1 |
| Oil / petroleum | 1 |
| Space | 3 |
| Technology | 2 |
| Telecommunications | 1 |
| |||
| 〔光〕强度调制 | |||
|
intensity-modulated : 13 phrases in 9 subjects |
| Air defense | 2 |
| Electronics | 1 |
| General | 1 |
| Information technology | 1 |
| Mechanic engineering | 1 |
| Oil / petroleum | 1 |
| Space | 3 |
| Technology | 2 |
| Telecommunications | 1 |