In this way, the bead damage may be dramatically suppressed by {HEAD ~ the synergistic actions} of the decreasing effects of the bending stress and deformation heat generation by decreasing the bead deformation, and alleviating {TAIL ~ the effect} of the shearing stress 
alleviating
In this way , the bead damage may be dramatically suppressed by { HEAD ~ the synergistic actions } of the decreasing effects of the bending stress and deformation heat generation by decreasing the bead deformation , and alleviating { TAIL ~ the effect } of the shearing stress
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH