直观教学是以直接知觉为主的教学方法，是理论教学极有效的辅助形式。在课堂教学中，灵活运用直观教学，对完成教学任务、提高教学效果、发展学生能力，有着其他教学方法难以替代的作用。在多年的教学实践中，笔者不断探索、尝试，在理论教学中灵活运用直观教学，在教和学两个 Intuitive teaching is a teaching method based on direct perception. It is an extremely effective auxiliary form of theoretical teaching. In classroom teaching, the flexible use of visual teaching, to complete the teaching tasks, improve teaching effectiveness, development of student ability, with other teaching methods is an irreplaceable role. In many years of teaching practice, I continue to explore, try, in the theory of teaching flexible use of visual teaching, teaching and learning two