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| 图像频率; 镜像频率 | |||
| 影像信号频率; 视频 | |||
| 像频 | |||
| 帧频 | |||
| 镜频; 镜像频率超外差接收机变频输岀中的干扰信号,该信号与接收信号频率对称于本地振荡频率两侧 | |||
| image frequency: 21 phrases in 7 subjects |
| Artificial intelligence | 1 |
| Aviation | 1 |
| Business | 1 |
| Electronics | 2 |
| Space | 4 |
| Technology | 11 |
| Telecommunications | 1 |
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