Furthermore, {HEAD ~ the closing timing} of {TAIL ~ the intake valve} 8 is controlled by both the camshaft phase change mechanism 11 and the variable valve lift mechanism 12, so that the closing timing of the intake valve 8 is advanced or delayed beyond the predetermined range T1 including the bottom dead center smoothly 
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Furthermore , { HEAD ~ the closing timing } of { TAIL ~ the intake valve } 8 is controlled by both the camshaft phase change mechanism 11 and the variable valve lift mechanism 12 , so that the closing timing of the intake valve 8 is advanced or delayed beyond the predetermined range T1 including the bottom dead center smoothly
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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH