ballast impedance

常见例句

Finally, based on the parameters of a kind of ballast-less track, the resistances, inductances and equivalent impedance are calculated.
最后，以一种板式无碴轨道为例，编程计算了各种电阻、电感参数和钢轨等效阻抗。
The paper describes the principle of impedance transforming. The output network of a ballast and the frequency for each step are designed with this method.
简单论述了阻抗变换法的基本原理，并采用此方法设计了荧光灯电子镇流器输出网络以及各段运行频率。
Owing to the impact of steel networks in ballast-less track, the equivalent impedance of rail track may be changed and the length of track circuit may be shorted.
但是，无碴轨道中纵横交错的钢筋网络将会使钢轨等效阻抗发生变化，从而使轨道电路长度缩短。