Who can tell me what a chord formula is? How to use chord formula?

Chord structure and calculation formula

Serial number chord tag chord name chord internal chord

1 C major triad 135 major third degree+minor third degree 2 Cm minor chord 1b35 minor third degree+major third degree 3 C-5 major third minus five chord 13b5 major third degree+plus two.

4 C+5, C+, Cang Chord 13#5 Major Third Degree+Major

5 cdim, c-, c minus chord 1b3b56 minor+minor+minor 6 csus4, csus hanging fourth chord 145 pure fourth+major.

7 C6 major chord 1356 major triad+sophomore chord 8 Cm6 minor chord 1b356 minor chord+sophomore chord.

9 C7 heptachord 135b7 major triad+minor 10 Cmaj7, CM7 heptachord 1357 triad+sophomore chord1cm7 minor heptachord 1b3B7 minor chord+minor.

12 Cm#7 minor seventh chord 1b357 minor chord+major chord 13 C7+5, C7#5 seventh fifth chord 13#5b7 augmented chord+major chord 14 C7-5, C7b5 seven minus five chord.

18 Cm79 seventh and ninth chords 13572 seventh and third chords 19 Cmaj9, CM9 major ninth chord 13572 major seventh chord+minor chord 20 C9 major chord 135b72 major triad 2 1 C9+5 major triad 13# 5b72 seven plus five chords+junior 22 C9-5 nine minus five chords13b5b. Kloc-0/b35b72 minor seventh chord+7 Xiao Jiu seventh chord 1b3572 minor seventh chord+minor 26 C7b9 seven minus nine chord 135b7b2 minor 27 C7-9+5 seven minus nine plus five chord 13#5b7b2 seven plus five chord+minor.

30 Cm69 minor sixth chord 1b3562 minor sixth chord+pure fourth degree 31c1kloc-0/eleventh chord 135b724 Xiao Jiu chord+minor.

32 Cm 1 1 minor 11th chord 1b35b724 Xiao Jiu chord+minor 33 C 1 1+ nine plus eleven chord 135b72#4 ninth chord+major 34c1.