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信号x(t)和y(t)的互谱Rxy(f)是()。

  • A、x(t)与y(t)的卷积的傅氏变换
  • B、x(t)和y(t)的傅氏变换的乘积
  • C、x(t)•y(t)的傅氏变换
  • D、互相关函数Rxy(t)的傅氏变换

参考答案

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