平衡问题在静力学中占有较大的比例 ,也是历年高考的考查点 .相关问题的解答技巧性较强 ,如何能快速解答这类问题呢 ?笔者结合例题作归类分析 .一、巧选研究对象在处理物体的平衡问题时 ,有时问题中涉及的物体较多 ,以哪个物体作为研究对象对简单快速地解决问题非常重要 .选择 The balance problem occupies a large proportion in the statics, and is also the examination point of the previous college entrance examination. The related questions have strong solutions and skills. How can we quickly solve such problems? The author combines the examples for classification analysis. When an object deals with the balance of an object, sometimes there are many objects involved in the problem. Which object is the object of study is very important for solving the problem simply and quickly.