| |||
| 距离跟踪装置 | |||
| 距离跟踪仪 | |||
|
range tracker : 14 phrases in 6 subjects |
| Air defense | 3 |
| Aviation | 3 |
| Electronics | 1 |
| Radio | 1 |
| Scientific | 1 |
| Space | 5 |
| |||
| 距离跟踪装置 | |||
| 距离跟踪仪 | |||
|
range tracker : 14 phrases in 6 subjects |
| Air defense | 3 |
| Aviation | 3 |
| Electronics | 1 |
| Radio | 1 |
| Scientific | 1 |
| Space | 5 |