Thus, {HEAD ~ the position} of {TAIL ~ the ejector pins} immediately before the elastic force Y exceeds the retaining force F is stored in the register Emax 
Thus , { HEAD ~ the position } of { TAIL ~ the ejector pins } immediately before the elastic force Y exceeds the retaining force F is stored in the register Emax
OTH OTH 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