概念教学是高中数学教学研究的重点,基于学生的认知特点去研究概念教学是本研究的生命力所在。从概念建立的必要性出发,思考如何抓住概念本质,并进行有效的概念应用,是概念有效教学的三个基本环节。 Concept teaching is the focus of high school mathematics teaching research. It is the vitality of this study to study concept teaching based on the cognitive characteristics of students. Starting from the necessity of concept establishment, thinking about how to grasp the essence of concept and apply it effectively is the three basic links of effective teaching of concept.