Consequently, time when {HEAD ~ the closing timing} of {TAIL ~ the intake valve} 8 is in the predetermined range T1 including the bottom dead center at a transition period of switching control is reduced 
of
Consequently , time when { HEAD ~ the closing timing } of { TAIL ~ the intake valve } 8 is in the predetermined range T1 including the bottom dead center at a transition period of switching control is reduced
OTH OTH OTH OTH HEAD 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