“中立音”现象是人们对自然律深层数理规律的认识和应用；是任何民族都有机会发现并可能使用的。中国民间音乐中的“中立音”是在文化本土上独立发生的。在音腔概念下，通过“１３化”跃迁，创造出这样变形的音调，并随人群迁徙、民族融合、社会活动等等原因、条件，分布于西北、西南广大地区，漫长地留存于华夏种族集团的集体记忆中 The phenomenon of “neutral tone” is a recognition and application of the deep laws of nature in the laws of nature; it is an opportunity that any nation has the chance to discover and possibly use. The “neutral voice” in Chinese folk music takes place independently in the culture itself. Under the concept of sound chamber, through the “13” transition, create such a distorted tone, and with the migration of people, national integration, social activities, etc. reasons and conditions, distributed in the northwestern and southern regions of the vast, long retained in the Chinese race Group’s collective memory