在解物理计算题的过程中,我们常常会遇到这样一些比较复杂的习题,题设条件中已知量与未知量的关系隐蔽,或者有计算结果不需要或无法解出但在解题中又需要的中间量.对这些问题的处理技巧是,通过题设条件列出比 In the process of solving physical computing problems, we often encounter such complicated exercises. The relationship between the known quantity and the unknown quantity in the problem is concealed, or the calculation result is not needed or cannot be solved but the problem is solved. And the amount of intermediates needed. The trick for dealing with these issues is to list the ratio