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随着新课程改革步伐的加快,初中数学课堂教学不论是教学内容、教学模式还是教学方法,都对我们一线教师提出更新、更高的要求。发挥电化教学手段的优势作用,利用图形、声音、视频等素材刺激学生的感官系统,使学生能见其形、愿闻其声、
With the accelerating pace of new curriculum reform, the teaching of junior high school math classroom, whether it is teaching content, teaching mode or teaching methods, are newer and higher requirements for our teachers. To play a dominant role of the electrochemical teaching methods, the use of graphics, sound, video and other materials to stimulate the student’s sensory system so that students can see its shape, would like to hear its sound,