电教媒体的应用能够加深对历史知识的印象,强化思维力度。历史学科所具有的过去性、具体性特点,决定了有血有肉的历史事实必须用有声有色的手段表现。把电教手段引入课堂,可以是复杂的内容简单化,使课堂的内容通俗化,积极运用这些手段,不仅可以加大教学密度,优化教学过程,也可以大大提高教学效率,从而激发学生的学习兴趣,调动学生学习的积极性。 The application of audio-visual media can deepen the impression of historical knowledge and strengthen the thinking. Historical past has the characteristics of the past, the specific nature of the historical facts that determine the flesh and blood must be vivid and dramatic means of performance. The introduction of audio-visual means into the classroom, can be complex content simplification, the content of the classroom popularization, and actively use these tools, not only can increase the teaching density, optimize the teaching process, but also can greatly improve teaching efficiency, thus stimulating students’ interest in learning , Mobilize the enthusiasm of students to learn.