varying either said {HEAD ~ partial pressure} of {TAIL ~ reactants} or said coolant flow rate to maintain said sensed temperature to said highest temperature level at said outlet side 
of
varying either said { HEAD ~ partial pressure } of { TAIL ~ reactants } or said coolant flow rate to maintain said sensed temperature to said highest temperature level at said outlet side
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH