数学教学活动是师生双边的活动,它以数学教材为中介,通过教师教的活动和学生学的活动的相互作用,使学生获得数学知识、技能和 The mathematics teaching activity is a bilateral activity between teachers and students. It uses mathematics textbooks as an intermediary to enable students to acquire mathematics knowledge and skills through interactions between teachers’ teaching activities and student learning activities.