教材是学生学习的重要资源,也是促进学生思维发展的主要依据,因此它的重要性不言而喻。本研究从内容编排、情境、例题和习题和解题策略这四个层面对苏教版与美国加州版中的轴对称进行比较。 Textbook is an important resource for students to learn, but also to promote the development of student thinking the main basis for its importance is self-evident. This study compares the axisymmetry between the Sujiao edition and the California edition of the United States from the four aspects of content orchestration, situations, examples and exercises, and problem-solving strategies.