论文部分内容阅读
学习轴对称时,下面几个基本概念比较容易混淆.弄清它们的含义,认识它们的联系与区别,对学习轴对称是很有帮助的.1.两点的轴对称
When studying axis symmetry, the following basic concepts are easier to confuse. To clarify their meanings, and to understand their connections and differences, it is helpful to study the axis symmetry. 1. Two-point axisymmetric