| |||
| 帧同步信号 | |||
|
frame synchronization : 23 phrases in 8 subjects |
| Air defense | 1 |
| Communications | 1 |
| Computer numerical control | 1 |
| Electronics | 10 |
| Information technology | 2 |
| Space | 5 |
| Technology | 2 |
| Telecommunications | 1 |
| |||
| 帧同步信号 | |||
|
frame synchronization : 23 phrases in 8 subjects |
| Air defense | 1 |
| Communications | 1 |
| Computer numerical control | 1 |
| Electronics | 10 |
| Information technology | 2 |
| Space | 5 |
| Technology | 2 |
| Telecommunications | 1 |