a rotor motor which inputs/outputs electric power generated by the electromagnetic effect of the first rotor and the second rotor, and which outputs at least a part of {HEAD ~ power} from {TAIL ~ the internal combustion engine} to the drive shaft 
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a rotor motor which inputs / outputs electric power generated by the electromagnetic effect of the first rotor and the second rotor , and which outputs at least a part of { HEAD ~ power } from { TAIL ~ the internal combustion engine } to the drive shaft
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 HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH