This paper discusses the formal restrictions on the reproduction of kindergarten music works: the excavation of the reproduction characteristics of kindergarten music works is the result of dealing with tension and so on.

The excavation of the reproduction characteristics of kindergarten music works is the result of dealing with tension, in which reproduction is a value category, which we pursue; Formality is a restricted category, that is, the basic condition of all reproducible content mining is to conform to formality, and the reproducibility without formal restriction is often an off-topic fantasy.

the expressive noun explanation of music: also known as "the expressive nature of music". Corresponding to and unified with "the descriptive nature of music".

refers to the aesthetic characteristics that music is good at expressing emotions directly, which is the basic way and means for music art to shape emotional music images and evaluate life aesthetically. Music reflects life mainly through people's emotional experience in life, borrowing music language that can express specific emotions, directly expressing it, and indirectly revealing the corresponding life reality.

Musical works:

Musical works refer to the combination (music) of various acoustics protected by copyright, with or without words (poems or lyrics), and artistic works performed by musical instruments and human voices.

If this kind of work is intended for stage performance, it is called a drama or a musical work. Music is usually an integral part of film works. The author of a musical work usually refers to the composer.

The most common uses of musical works protected by copyright law are: reproduction (single-page music score or sound recording), performance, broadcasting, other forms of communication to the public, adaptation and use as foil music.

The copyright law protects works fixed in material form, and only properly protects music written as music score or recorded music. The copyright laws of some countries also protect impromptu works or music works on trial, and they are not allowed to record or spread to the public without authorization.