By this mechanism high flow rates are accommodated without causing {HEAD ~ premature activation} of {TAIL ~ the safety relief valve} 
of
By this mechanism high flow rates are accommodated without causing { HEAD ~ premature activation } of { TAIL ~ the safety relief valve }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL