随着计算机社会化程度的不断提高，多媒体已广泛地应用于教学的实际，运用电教手段辅助教学已是当前教育教学改革的大方向。而课堂教学是以课本知识为纽带，在教师的指导下，运用各种手段，调动学生的学习积极性，使学生主动地去获得知识，掌握知识，并运用知识的过程。为... With the continuous improvement of computer socialization, multimedia has been widely used in teaching practice, the use of audio-visual means to assist teaching is the general direction of the current education and teaching reform. The classroom teaching is based on textbook knowledge as a link, under the guidance of teachers, using various means to mobilize the enthusiasm of students to enable students to take the initiative to obtain knowledge, knowledge and use of knowledge process. for...