a transmission including an input shaft for inputting {HEAD ~ a power} from {TAIL ~ an output shaft} of the first power source and an output shaft for outputting the power to a drive wheel of the vehicle, the second power source having an output shaft connected to the input shaft or the output shaft 
a transmission including an input shaft for inputting { HEAD ~ a power } from { TAIL ~ an output shaft } of the first power source and an output shaft for outputting the power to a drive wheel of the vehicle , the second power source having an output shaft connected to the input shaft or the output shaft
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH