| |||
| 表征无线电发送情况的电码 | |||
|
frame code : 8 phrases in 7 subjects |
| Agriculture | 1 |
| Air defense | 1 |
| Communications | 1 |
| Electronics | 2 |
| Information technology | 1 |
| Technology | 1 |
| Telecommunications | 1 |
| |||
| 表征无线电发送情况的电码 | |||
|
frame code : 8 phrases in 7 subjects |
| Agriculture | 1 |
| Air defense | 1 |
| Communications | 1 |
| Electronics | 2 |
| Information technology | 1 |
| Technology | 1 |
| Telecommunications | 1 |