Therefore, the core meaning of the keyword is:

The mechanics of "AMS" systems—most notably Bambu Lab’s Automatic Material System—demonstrate how user-generated "sets" are shared online, how specific color palettes like peach are managed, and how to handle file requests within creative communities. Deciphering the Request: The Culture of Online "Sets"

The is a smart filament feeding vault that allows desktop 3D printers to print with up to four different colors or material types simultaneously. By handling automated loading, cutting, and retracting during a print job, it transforms a standard single-color process into an automated assembly line.