The auxiliary function of multimedia network has brought much convenience to middle school mathematics teach-ing under the new curriculum reform, and created more condi-tions for students' mathematics learning, so it is of great signifi-cance to middle school mathematics teaching. This paper intro-duces the characteristics and advantages of multimedia applica-tion in middle school mathematics teaching under the new cur-riculum reform, and then proposes the problems that should be noticed in the application of multimedia to mathematics teaching, and centers on the value and effect of multimedia use.%多媒体网络辅助功能为新课改中学数学教学带来诸多便利，也为学生学习数学创造更多条件，对促进中学数学教学有重要意义。本文介绍新课改下中学数学教学中多媒体应用的特点和优势，然后提出多媒体在数学教学应用中应该注意的问题，重点强调多媒体的使用价值和使用效果。
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