电化教学能充分调动学生的多种感官参与学习,因而深受广大教师的青睐和学生的欢迎。电化教学在课堂教学中的应用,优化了教学手段,提高了学生的学习兴趣。在教学的关键之处,恰当地运用电教手段可以起到化难为易,水到渠成的良好效果。然而如何恰当地使用多媒体,这也是一个值得关注的问题。在教学实践中,我深深地感受到利用多媒体辅助教学,必须从教学 Electrification teaching can fully mobilize the students to participate in a variety of senses, thus favored by the majority of teachers and students welcome. Electrochemical teaching in the classroom teaching application, optimizing teaching methods, improve students’ interest in learning. In the teaching of the key place, the proper use of audio-visual methods can play the difficult for the easy, well-done good results. However, how to use multimedia appropriately is also a concern. In teaching practice, I deeply feel that the use of multimedia-assisted teaching must be from teaching