 |
| |||
| T signal | |||
| 型信号: 30 phrases in 12 subjects |
| Air defense | 1 |
| Artificial intelligence | 3 |
| Automobiles | 1 |
| Aviation | 1 |
| Bridge card game | 1 |
| Economy | 1 |
| Electronics | 3 |
| General | 2 |
| Rail transport | 1 |
| Space | 2 |
| Technology | 13 |
| Telecommunications | 1 |
|
| |||
| T signal | |||
| 型信号: 30 phrases in 12 subjects |
| Air defense | 1 |
| Artificial intelligence | 3 |
| Automobiles | 1 |
| Aviation | 1 |
| Bridge card game | 1 |
| Economy | 1 |
| Electronics | 3 |
| General | 2 |
| Rail transport | 1 |
| Space | 2 |
| Technology | 13 |
| Telecommunications | 1 |