... 选频连接器：frequency selecting connector 选频伏特计：frequency selective voltmeter 选频放大器：band-pass amplifier ...
基于82个网页-相关网页
... 频率响应 Frequency response 选频电压计 Frequency selective voltmeter 频谱 Frequency spectrum ...
基于8个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress