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。

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。