Use the Frequency Spectrum (FFT) display to measure the approximate value of the fundamental frequency of the wire on the Sonometer.
使用频谱(FFT)显示测量振动频率计上金属丝基频的近似值。
单词 | Fundamental frequencies |
释义 |
Fundamental frequencies
英语例句库
Use the Frequency Spectrum (FFT) display to measure the approximate value of the fundamental frequency of the wire on the Sonometer. 使用频谱(FFT)显示测量振动频率计上金属丝基频的近似值。
原声例句
PBS趣味科普 But your vocal chords are also producing a bunch of little vibrations on top of that big vibration of the fundamental frequency. 但是你的声带也在基本频率的大震动之上产生了一系列的小振动。 Crash Course Physics 速成课物理 Which is twice the fundamental frequency. 这等于基频的两倍。 PBS趣味科普 You're creating a base tone or fundamental frequency at about 262 hertz because your vocal chords are vibrating back and forth 262 times a second. 你正在创造一个大约 262 赫兹的基音或基频,因为你的声带每秒来回振动 262 次。 Crash Course Physics 速成课物理 Guitars are also tuned so that the fundamental frequencies of their strings, correspond to set notes. 吉他也被调整以响应 基本频率,带音调。 Crash Course 综合篇 The number of a harmonic is equal to the number you multiply by the fundamental frequency, to get the harmonic’s frequency. 谐波的数量等于您乘以基频的数量, 得到谐波的频率。 Crash Course Physics 速成课物理 Because, remember: the frequency of each harmonic is equal to the number of the harmonic, times the fundamental frequency. 每个谐波的频率等于 谐波数乘以基频。 Crash Course Physics 速成课物理 The number of a harmonic is equal to the number you multiply by the fundamental frequency, to get the harmonic's frequency. 谐波的数量等于你乘以的数量 通过基频,求出谐波的频率。 TED-Ed(视频版) The first partial vibrates at twice the frequency of the fundamental. The next partial is three times the fundamental’s frequency, and so on. 第一部分的振动频率是基本频率的两倍。下一个部分是基频的三倍,依此类推。 Crash Course Physics 速成课物理 The frequency of a standing wave with two fixed ends will just be equal to the number of the harmonic, times the fundamental frequency. 两端固定的驻波的频率为 谐波数乘以基频。 Crash Course 综合篇 But for a pipe that’s closed on one end, you can’t double the fundamental frequency, or quadruple it -- or multiply it by any even number. 但是对于一端封闭的管道,您不能将基频加倍或四倍——或乘以任何偶数。 Veritasium真理元素 So if the signal is made up of eight samples, then the transform has eight frequency bins going from zero up to seven times the fundamental frequency. 因此,如果信号由八个样本组成,则变换具有从零到基频七倍的八个频率仓。
中文百科
基本频率 Fundamental frequency(重定向自Fundamental frequencies)
基本频率(或简称基频,fundamental frequency),当发声体由于振动而发出声音时,声音一般可以分解为许多单纯的正弦波,也就是说所有的自然声音基本都是由许多频率不同的正弦波组成的,其中频率最低的正弦波即为基音,而其他频率较高的正弦波则为泛音。 音乐演奏或歌唱中,基音是区别音高的主要元素,决定旋律。而泛音则决定乐器或人声的音色。
英语百科
Fundamental frequency 基本频率(重定向自Fundamental frequencies)
![]() ![]() The fundamental frequency, often referred to as simply as the fundamental, is defined as the lowest frequency of a periodic waveform. In music, the fundamental is the musical pitch of a note that is perceived as the lowest partial present. In terms of a superposition of sinusoids (e.g. Fourier series), the fundamental frequency is the lowest frequency sinusoidal in the sum. In some contexts, the fundamental is usually abbreviated as f0 (or FF), indicating the lowest frequency counting from zero. In other contexts, it is more common to abbreviate it as f1, the first harmonic. (The second harmonic is then f2 = 2⋅f1, etc. In this context, the zeroth harmonic would be 0 Hz.) |
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