• 2022-06-03
    模拟信号[img=175x39]18034b076d26597.png[/img]的频率[img=58x23]18034b0775a9966.png[/img]Hz,对其作理想抽样,抽样频率应该至少为 ,对应的抽样间隔为 。
    A: 200Hz,0.005s
    B: 50Hz,0.02s
    C: 100Hz,0.01s
    D: 25Hz,0.04s