/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: ronaldduenas2 https://cdn.slidesharecdn.com/profile-photo-ronaldduenas2-48x48.jpg?cb=1652224222 DOCENTE UNIVERSITARIO INGENIERO ELECTRICISTA MAESTRIA EN ADMINISTRACION ESPECIALIDAD EN ILUMINACION EFICIENTE