What is a five-tone debugging?

Several different high musical notes (generally no more than seven) associated with each other, interacting with each other constitute a whole and a musical note as the center, which is the debugging, according to the characteristics of the debugging can be divided into a large debugging and small debugging, the center of the tone called the main tone, debugging in the main tone according to the high and low arranged to constitute the debugging scale. European and American music debugging consists of seven tones (C D E F G A B) such debugging is called seven debugging! These seven tones make up the scale we usually call the Heptatonic Scale! The score is labeled 1234567, so I won't go into details! China's traditional debugging has five tones (Gong Shang Angle Zheng Fei) such debugging is called the five-tone debugging, these five tones is the pentatonic scale! The five tones of the score mark is 1 2 3 5 6, which is the basis of the traditional Chinese music composition!