概念教学是数学教学过程中关键的一步,它关乎学生对整个相关数学知识的理解和运用。而数学是一门抽象的学科,概念的教学因此显得尤为重要。 Concept teaching is a crucial step in the teaching of mathematics. It relates to students’ understanding and application of the whole related mathematical knowledge. And mathematics is an abstract discipline, the concept of teaching therefore seems particularly important.