Media type: E-Article Title: The Design and Fulfillment of Multimedia Didactical System of Colleges and Universities Multi-Network Unification Contributor: Nie, Sen; Sun, Yuan Yuan; Liu, Yan Published: Trans Tech Publications, Ltd., 2013 Published in: Applied Mechanics and Materials, 347-350 (2013), Seite 3385-3387 Language: Not determined DOI: 10.4028/www.scientific.net/amm.347-350.3385 ISSN: 1662-7482 Keywords: General Engineering Origination: Footnote: Description: This essay introduces the multimedia didactical system consisting of CCTV didactical network,Internet and Wired Broadcast Network,and expounds how to realize its key techniques.