What does visual presentation mean?

The presentation is visual. Vision is a physiological vocabulary, and visual presentation means that the presentation mode is visualization. Light acts on the visual organs, which excites their sensory cells, and its information is processed by the visual nervous system to produce vision. People and animals perceive the size, brightness, color and movement of external objects through vision, and obtain all kinds of information that is of great significance to the survival of the body. At least 80% of external information is obtained through vision.