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first harmonic

/ˈfɜːrst hɑːrˈmɒnɪk/

翻译: 周期信号中频率最低的谐波成分,即基频。这是决定音高或振动系统基本频率的基音。

1 个条目

phrase

/ˈfɜːrst hɑːrˈmɒnɪk/C1formalscientific
  • zh周期信号中频率最低的谐波成分,即基频。这是决定音高或振动系统基本频率的基音。

The fundamental frequency of a periodic waveform, which is the lowest frequency component in a harmonic series. It is the primary tone that determines the pitch of a sound or the base frequency of an oscillating system.

  1. C1formal

    The lowest frequency of a periodic waveform, also known as the fundamental frequency.

    zh基频

    • The first harmonic of a vibrating string determines its pitch.
    • In acoustics, the first harmonic is the most prominent tone.
    • The first harmonic of the signal was measured at 440 Hz.