“轴对称图形”教材分析与教学设计王芳芳“轴对称图形”编排上具有以下两个特点：１．将抽象难理解的知识（轴对称），形象具体化。通过观察、分析学生熟悉的实物图如：树叶、蜻蜒和天平等物，找出它们的共同特征，使学生对“轴对称”有了一个感性认识。２．加强实验操作... “Axisymmetric graphics” textbook analysis and teaching design Wang Fangfang “Axisymmetric graphics” layout has the following two characteristics: 1. The abstract difficult to understand the knowledge (axisymmetric), the image of concrete. By observing and analyzing students' familiar physical maps, such as leaves, dragonflies and balances, we can find out their common features and make students have a perceptual understanding of “axisymmetric”. 2. Strengthen the experimental operation ...