声区体系的划分是美声学派的传统理论。它对于每个学习声乐演唱技巧的人来说都是非常重要的课题。“声区”一词来自管风琴 ,系指一组音质相同的音而言 ,在人的发音中 ,由于声带长、短、薄、厚的不同和声门闭合松紧的变化 ,形成了不同的声区。加尔西亚曾经说 :“喉头直接服从于 The division of sound system is the traditional theory of American acoustic school. It is a very important topic for everyone who learns vocal singing skills. The term “sound zone” is derived from the organ, meaning a group of sounds of the same quality. In human speech, different sounds are formed due to variations in vocal cord length, shortness, thinness, thickness, and glottis closing tightness Area. García once said: "The throat obeys