Musicology theory majors study pitch and tone, rhythm, harmony, musical structure, and composition techniques.

1. Pitch and tone: Pitch refers to the height of the sound, usually represented by letters A, B, C, D, etc. Pitch refers to the changes in pitch, such as major and minor. Pitch and tone are the basic elements of music, and they determine the melody and harmony of music.

2. Rhythm: Rhythm is the sense of time in music, which is composed of the duration of notes. There are different rhythm types such as time signature, time signature, tempo, etc. Rhythm is crucial to the overall feel and expressiveness of music.

3. Harmony: Harmony refers to the harmonious relationship between multiple independent sounds produced at the same time. Harmony can be divided into main and secondary keys. The main key is usually the main key of the song, while the secondary key plays a role in setting off the main key. The study of harmony requires knowledge of various chord progressions, interval relationships, etc.

4. Formal structure: Formal structure refers to the basic form of musical works, including sonatas, symphonies, concertos, etc. The study of musical form structure helps to understand the structural characteristics and expression techniques of musical works.

5. Composition skills: Composition skills refer to the methods and means used when creating music. This includes skills in melody creation, harmony processing, rhythm design, etc. Learning composition skills can help students improve their creative abilities.

The benefits of majoring in music theory include a comprehensive educational background, in-depth musical understanding, broad employment prospects, interdisciplinary advantages, and the cultivation of good thinking skills

1. Comprehensive Educational background: The music theory major provides students with comprehensive music knowledge and skills, including music history, composition techniques, harmony, rhythmology, music psychology, etc. This equips graduates with the ability to engage in a variety of careers in the music field, including teaching, performance, and creation.

2. In-depth music understanding: By studying musicology theory, students can have a deeper understanding of the nature and connotation of music, so as to better appreciate and evaluate musical works. In addition, musicology theory can also help students improve their aesthetic abilities and creativity, laying a solid foundation for future development in the field of music.

3. Broad employment prospects: Graduates majoring in musicology theory can find job opportunities in many fields, such as conservatories, art schools, music publishing houses, film and television production companies, advertising companies, etc. . They can engage in a variety of careers such as teaching, performing, creating, planning, etc. to meet the needs of different industries.

4. Interdisciplinary advantages: The knowledge system of musicology theory major is closely related to other disciplines (such as literature, philosophy, psychology, sociology, etc.). This enables graduates majoring in musicology theory to have interdisciplinary research capabilities, and can use their expertise in other fields to expand their career development space.

5. Develop good thinking skills: Musicology theory major requires students to have rigorous logical thinking and analytical skills. These abilities are not only crucial for research and practice in the field of music, but also have a positive impact on students' daily lives and careers.