在物理总复习的时候,我们常常选择一些既具有典型性,又具有代表性的问题作为专题加以深入的分析和讨论并把与之有关的物理学的各部分知识有机地结合起来。这样做不仅加深了学生对知识的理解,而且提高了学生综合分析问题的能力和运用物理规律解决实际问题的能力。本文介绍的弹簧问题就可以与有关的静力 During the review of physics, we often select some typical and representative issues as topics for in-depth analysis and discussion, and organically combine the relevant parts of physics. This not only deepens students’ understanding of knowledge, but also enhances students’ ability to analyze problems comprehensively and to use physical laws to solve practical problems. The spring problem described in this article can be related to static forces