| |||
| 采用脉码调制的时间划分多路传输制 | |||
|
time-division multiplex : 35 phrases in 11 subjects |
| Automobiles | 2 |
| Aviation | 1 |
| Geophysics | 1 |
| Information technology | 2 |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 1 |
| Radio | 2 |
| Rail transport | 1 |
| Space | 11 |
| Technology | 9 |
| Telecommunications | 4 |