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《数学课标》指出:在数学学习中让“人人都能获得良好的数学教育,不同的人在数学上得到不同的发展。”随着新课程改革的需求,信息技术日新月异的发展,电教媒体正逐步走入课堂,它弥补了传统教学在情境营造、时空转换、情感渗透、思维创新等方面的不足,能够有效地为学生提供感性材料,化静为动,化抽象为具体,具有声像结合、图文并茂、形象直观、动态逼真等特点。
“Mathematics Curriculum Standard” points out: In mathematics learning, everyone can get a good math education, and different people get different developments in mathematics. "With the demand of the new curriculum reform, the rapid development of information technology , The audio-visual media is gradually entering the classroom. It makes up for the shortcomings of the traditional teaching in context creation, time-space conversion, emotional penetration and thinking innovation. It can effectively provide students with perceptual material, With a combination of audio and video, illustrated, intuitive image, dynamic and realistic characteristics.