ACIEBT02 
La aplicación gratuita por EXCELencia para cálculo y comprobación de instalaciones eléctricas de BT
» Descargar ACIEBT02Stave is the most widely used notation method in the world. It uses the position of the note head of the note on the five parallel horizontal lines to record the height of the musical tone, and the different shapes of the notes indicate the length of the sound. Compared with the numbered musical not...