数学概念的学习 ,不仅要记住它的定义、认识代表它的符号 ,要重要的是要真正把握它的本质属性 .尽管在数学概念的定义里已经明确了它的本质属性 ,但要真正把握它却并不容易 .多年来高考数学试卷的抽样调查分析表明 ,中学生在把握数学概念的本质属性方面存在较多问题 .主要表现 Learning mathematics not only remembers its definition, understands the symbols that represent it, but also that it is important to truly grasp its essential attributes. Even though its essential attributes have been defined in the definition of mathematical concepts, it is essential to grasp them. It is not easy. The sample survey analysis of the mathematics examination papers in the college entrance examination over the years shows that there are many problems in the middle school students in grasping the essential attributes of mathematical concepts.