{HEAD ~ The molding cycle} may have {TAIL ~ a single step} of molding the mixture at a single temperature for a fixed time duration 
have
{ HEAD ~ The molding cycle } may have { TAIL ~ a single step } of molding the mixture at a single temperature for a fixed time duration
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH