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instantaneous frequency

/ˌɪnstənˈteɪniəs ˈfriːkwənsi/
  • 瞬时频率:表示信号在某一时刻的频率,通常用于分析非稳态信号的频率特性。

双语例句

  1. Firstly the estimation of instantaneous frequency is discussed.
    首先是瞬时频率的估计问题。
  2. The local energy and instantaneous frequency of the signal can be derived from the IMFs.
    信号的局部能量和瞬时频率都可以从其本征模函数中推导出来。
  3. Instantaneous frequency measurement (DIFM) receiver is one of important component part of EW system.
    瞬时测频接收机是电子战系统的重要组成部分之一。

网络短语

  • instantaneous frequency stability
    瞬时频率稳定度
  • instantaneous frequency measurement
    瞬时测频法;为了满足瞬时测频
  • instantaneous frequency estimation
    瞬时频率估计
  • Instantaneous frequency measurement receiver
    瞬时测频接收机
  • instantaneous frequency-indicating receiver
    瞬时频率指示接收机