 |
| |||
| 可变调制 | |||
| variable modulation: 20 phrases in 10 subjects |
| Air defense | 3 |
| Automobiles | 1 |
| Aviation | 1 |
| Earth sciences | 1 |
| Electronics | 6 |
| Information technology | 3 |
| Oil / petroleum | 1 |
| Space | 2 |
| Technology | 1 |
| Telecommunications | 1 |
|
| |||
| 可变调制 | |||
| variable modulation: 20 phrases in 10 subjects |
| Air defense | 3 |
| Automobiles | 1 |
| Aviation | 1 |
| Earth sciences | 1 |
| Electronics | 6 |
| Information technology | 3 |
| Oil / petroleum | 1 |
| Space | 2 |
| Technology | 1 |
| Telecommunications | 1 |