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中、高频
| 测向站
| 中—高频 | |
| geophys. | medium-high frequency |
| 中-高频 | |
| earth.sc. | medium-high frequency |
| 中高频 | |
| gen. | medium-high frequency |
| avia. | medium high frequency |
| el. | medium-high frequency |
| 测向站 | |
| avia. | direction finding site |
| |||
| medium high frequency | |||
| medium-high frequency | |||
| |||
| intermediate frequency | |||
| |||
| medium-high frequency | |||
| |||
| medium-high frequency | |||
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| medium-high frequency | |||
|
中、高频 : 44 phrases in 11 subjects |
| Air defense | 6 |
| Aviation | 7 |
| Earth sciences | 2 |
| Electronics | 6 |
| General | 6 |
| Geophysics | 3 |
| Information technology | 1 |
| Oil / petroleum | 2 |
| Project management | 1 |
| Space | 3 |
| Technology | 7 |
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