本文对缓和曲线区段上接触线相对子受电弓中心位置的最大偏移值的计算进行了理论分析和探讨,提出和完善了一组规格化的计算公式,并利用可编程序计算器设计出一套计算程序,为恰当地确定缓和曲线上的跨距长度提供了理论依据和实用算法。 This paper theoretically analyzes and discusses the calculation of the maximum offset value of the relative pons in the center of the contact line of the contact line on the mild curve segment, proposes and improves a set of normalized formulas and uses the programmable calculator design A set of calculation procedures is provided, which provides a theoretical basis and a practical algorithm for properly determining the span length on the easement curve.