| 摘要 |
<p>PROBLEM TO BE SOLVED: To make a presentation progress smoothly, and make the usability of a computer satisfactory. SOLUTION: A main body unit 10 having a display part 13 and a keyboard 12 and a subdisplay unit 21 to be combined with the main body unit 10 are installed. When the subdisplay unit 21 is installed while being directed to an opposite party, the necessary content of an explanation is can be recognized by the opposite party in accordance with the operation of the keyboard 12 by an explainer. Moreover, it is desirable that the main unit 10 has a mouse operating the subdisplay unit 21.</p> |
