美国中学电脑相当普及，在一些较好的高级中学，师生人手一台手提电脑，作业、答疑等教学活动都在网上进行，但他们上数学课使用更多的不是电脑而是专门化的数字产品（下称教学技术）。中国与美国在数学教育上的差距，不仅表现在电脑在教学过程中的参与程度，更表现在将教学技 In the United States, middle school computers are quite popular. In some good high schools, teachers and students have a laptop computer, and teaching activities such as homework and Q&A are all conducted online. However, they use mathematics to use more computers than specialized ones. Products (hereinafter referred to as teaching technology). The gap between mathematics education in China and the United States is not only reflected in the degree of participation of computers in the teaching process, but also in teaching techniques.