一、调式变音的难度划分调式变音的难度划分依据并非音高材料本身。有些好的教程在调式变音这部分是按照调式变音的形态编写的 ,比如 :先唱辅助性变音 ,然后再唱经过性变音等。但是 ,同是辅助性变音 ,上方的与下方的难度就不一样 ,尤其对初学调式变音的人来说。而编写教材也好 First, the difficulty of adjusting umlaut Modal umlaut is not based on the degree of difficulty of the material itself. Some good tutorials in this section are based on the modal umlauts, such as: first ancillary vocals, and then sings through sexual vamps and so on. However, the same is ancillary umlauts, the top and bottom of the difficulty is not the same, especially for beginners who tune umlaut. The preparation of textbooks Ye Hao