Root - locus的用法和样例：
例句
- A new expression of root locus equations is derived.
导出一种根轨迹代数方程的新表达式。 - A new method of analysis non_linear electronical oscillation by using Root Lo cus is presented in this paper.A example which is used to verify the new met hod is introduced.
提出了一种用根轨迹法分析非线性电子自激振荡器的新方法，并用一个实例说明了该方法的正确性。
