论文部分内容阅读
本文通过对一道高考题的另两种不同解法(即系统牛顿第二定律、摩擦角图解法)的归纳总结,以期达到拓宽对高考及竞赛题的解答思路及对其他力学问题的解答有启发作用的效果.
In this paper, we summarize the other two different solutions of a college entrance examination (ie, the Newton’s second law and the friction angle), with a view to broaden the answer to the entrance exam and competition questions and to inspire answers to other mechanical problems Effect.