该matlab函数用来计算理想无耗传输线上电压电流的分布，用户需要给定传输线的特性阻抗、电长度以及出事端的反射系数。-Matlab function used to calculate the ideal power transmission lines without the distribution of voltage and current, users need to set the characteristic impedance of transmission lines, electricity, as well as the length of the reflection coefficient of trouble.