文章介绍了工程学科多媒体教学课件的美学表现特点，即逻辑性、功能性、针对性、数字化等，其美学表现形态主要有情趣之美、壮阔之美、韵律之美、诗意之美、哲理之美等，分析了美的多媒体画面对审美、认知的促进作用。多媒体教学课件应针对特定的教学内容和教学对象，展现特定的专业美学，才能发挥多媒体技术优势，提高教学实效。

We summarized the aesthetics of multimedia courseware of engineering discipline, such as logicality, functionality, pertinence and digitalization. The main aesthetics appearances are the spice, splendor, rhythm, poetry and philosophy. Meanwhile, the effect of the multimedia course was analyzed on appreciation and perception. The advantages of multimedia may be developed and teaching effect may be improved, if the professional aesthetics of multimedia courseware is showed to the special teaching contents and objects.

全国教育科学“十一五”规划教育部重点课题（DIA100290）；湖南省学位与研究生教育教学改革研究重点课题资助（JG2009A016）