wherein {HEAD ~ an engagement control} for {TAIL ~ the neutral control clutch} is changed in accordance with a length of time of a control executed by the neutral control unit 
for
wherein { HEAD ~ an engagement control } for { TAIL ~ the neutral control clutch } is changed in accordance with a length of time of a control executed by the neutral control unit
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL 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