这是一本很难下载到得《列车牵引计算规程》，在电力牵引和电车动力行业应用，适合于研究列车的人员下载。-This is a very difficult to download to get a point of order, in the electric traction and the tram power industrial applications, suitable for research train personnel to download.

地铁电力系统潮流计算程序，可结合列车运行时刻表进行动态计算。-Subway power flow calculation program can be combined with the dynamic calculation of train schedules.

power train model for HEV