| |||
| 滤波频率 | |||
|
filtering frequency : 18 phrases in 7 subjects |
| Artificial intelligence | 3 |
| Aviation | 1 |
| Cartography | 1 |
| Electronics | 1 |
| Oil / petroleum | 1 |
| Space | 3 |
| Technology | 8 |
| |||
| 滤波频率 | |||
|
filtering frequency : 18 phrases in 7 subjects |
| Artificial intelligence | 3 |
| Aviation | 1 |
| Cartography | 1 |
| Electronics | 1 |
| Oil / petroleum | 1 |
| Space | 3 |
| Technology | 8 |