There was always fundamental frequency component in the SABEP to two component complex tones, whether the difference frequency is equal to the fundamental or twice the fundamental. 对双组分谐波复合音,无论其间差频等于基频或基频的两倍,其诱发反应频谱中均出现基频成分。
Inquiry into the Basic Component Factors of Chorus Tones 合唱色调构成基本要素探究