针对带时滞二阶振荡环节的系统传递函数,我们这里研究了,二阶振荡环节时间常数增大,对系统动态性能的影响,读者可以在程序上对时间常数进行修改,即可得出比较与区别.-brought against Delay second oscillation link system transfer function, we studied here, and the second time constant oscillation links increased, the dynamic properties